Home / 107,339,905,793.85-161,009,858,690.78-28,830,622,875.45

Finding the Fourth Proportional to 107,339,905,793.85, 161,009,858,690.78 and 28,830,622,875.45

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Solution

The fourth proportional to 107,339,905,793.85, 161,009,858,690.78 and 28,830,622,875.45 is: 43,245,934,313.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,339,905,793.85 : 161,009,858,690.78 = 28,830,622,875.45 : x
  2. Step 2: Convert to fraction form
    107,339,905,793.85/161,009,858,690.78 = 28,830,622,875.45/x
  3. Step 3: Cross multiply
    107,339,905,793.85x = 161,009,858,690.78 × 28,830,622,875.45
  4. Step 4: Simplify right side
    107,339,905,793.85x = 4,642,014,515,143,373,750,272
  5. Step 5: Solve for x
    x = 4,642,014,515,143,373,750,272/107,339,905,793.85
  6. Step 6: Final answer
    x = 43,245,934,313.18

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Double scale
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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.