Home / 86,059,046.28-118,746,943.56-48,377,190.86

Finding the Fourth Proportional to 86,059,046.28, 118,746,943.56 and 48,377,190.86

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Solution

The fourth proportional to 86,059,046.28, 118,746,943.56 and 48,377,190.86 is: 66,752,349.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,059,046.28 : 118,746,943.56 = 48,377,190.86 : x
  2. Step 2: Convert to fraction form
    86,059,046.28/118,746,943.56 = 48,377,190.86/x
  3. Step 3: Cross multiply
    86,059,046.28x = 118,746,943.56 × 48,377,190.86
  4. Step 4: Simplify right side
    86,059,046.28x = 5,744,643,552,050,033
  5. Step 5: Solve for x
    x = 5,744,643,552,050,033/86,059,046.28
  6. Step 6: Final answer
    x = 66,752,349.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.