Home / 85,100,551,654.40-127,650,827,481.60-50,272,034,278.40

Finding the Fourth Proportional to 85,100,551,654.40, 127,650,827,481.60 and 50,272,034,278.40

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Solution

The fourth proportional to 85,100,551,654.40, 127,650,827,481.60 and 50,272,034,278.40 is: 75,408,051,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,100,551,654.40 : 127,650,827,481.60 = 50,272,034,278.40 : x
  2. Step 2: Convert to fraction form
    85,100,551,654.40/127,650,827,481.60 = 50,272,034,278.40/x
  3. Step 3: Cross multiply
    85,100,551,654.40x = 127,650,827,481.60 × 50,272,034,278.40
  4. Step 4: Simplify right side
    85,100,551,654.40x = 6,417,266,774,821,120,770,048
  5. Step 5: Solve for x
    x = 6,417,266,774,821,120,770,048/85,100,551,654.40
  6. Step 6: Final answer
    x = 75,408,051,417.60

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Half scale
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Double scale
Find fourth proportional to 85,100,551,655.40, 127,650,827,483.10 and 50,272,034,279.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.