Home / 134,755,746.22-185,963,490.16-72,876,084.78

Finding the Fourth Proportional to 134,755,746.22, 185,963,490.16 and 72,876,084.78

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Solution

The fourth proportional to 134,755,746.22, 185,963,490.16 and 72,876,084.78 is: 100,569,300.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,755,746.22 : 185,963,490.16 = 72,876,084.78 : x
  2. Step 2: Convert to fraction form
    134,755,746.22/185,963,490.16 = 72,876,084.78/x
  3. Step 3: Cross multiply
    134,755,746.22x = 185,963,490.16 × 72,876,084.78
  4. Step 4: Simplify right side
    134,755,746.22x = 13,552,291,074,702,666
  5. Step 5: Solve for x
    x = 13,552,291,074,702,666/134,755,746.22
  6. Step 6: Final answer
    x = 100,569,300.05

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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.