Home / 85,100,551,638.84-127,650,827,458.26-50,272,034,262.84

Finding the Fourth Proportional to 85,100,551,638.84, 127,650,827,458.26 and 50,272,034,262.84

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Solution

The fourth proportional to 85,100,551,638.84, 127,650,827,458.26 and 50,272,034,262.84 is: 75,408,051,394.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,100,551,638.84 : 127,650,827,458.26 = 50,272,034,262.84 : x
  2. Step 2: Convert to fraction form
    85,100,551,638.84/127,650,827,458.26 = 50,272,034,262.84/x
  3. Step 3: Cross multiply
    85,100,551,638.84x = 127,650,827,458.26 × 50,272,034,262.84
  4. Step 4: Simplify right side
    85,100,551,638.84x = 6,417,266,771,660,884,672,512
  5. Step 5: Solve for x
    x = 6,417,266,771,660,884,672,512/85,100,551,638.84
  6. Step 6: Final answer
    x = 75,408,051,394.26

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Double scale
Find fourth proportional to 85,100,551,639.84, 127,650,827,459.76 and 50,272,034,263.84
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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.