Home / 83,088,061.60-124,632,092.40-68,932,285.60

Finding the Fourth Proportional to 83,088,061.60, 124,632,092.40 and 68,932,285.60

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Solution

The fourth proportional to 83,088,061.60, 124,632,092.40 and 68,932,285.60 is: 103,398,428.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,088,061.60 : 124,632,092.40 = 68,932,285.60 : x
  2. Step 2: Convert to fraction form
    83,088,061.60/124,632,092.40 = 68,932,285.60/x
  3. Step 3: Cross multiply
    83,088,061.60x = 124,632,092.40 × 68,932,285.60
  4. Step 4: Simplify right side
    83,088,061.60x = 8,591,174,988,242,389
  5. Step 5: Solve for x
    x = 8,591,174,988,242,389/83,088,061.60
  6. Step 6: Final answer
    x = 103,398,428.40

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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.