Home / 134,755,844.25-185,963,625.36-72,876,182.81

Finding the Fourth Proportional to 134,755,844.25, 185,963,625.36 and 72,876,182.81

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Solution

The fourth proportional to 134,755,844.25, 185,963,625.36 and 72,876,182.81 is: 100,569,435.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,755,844.25 : 185,963,625.36 = 72,876,182.81 : x
  2. Step 2: Convert to fraction form
    134,755,844.25/185,963,625.36 = 72,876,182.81/x
  3. Step 3: Cross multiply
    134,755,844.25x = 185,963,625.36 × 72,876,182.81
  4. Step 4: Simplify right side
    134,755,844.25x = 13,552,319,156,815,896
  5. Step 5: Solve for x
    x = 13,552,319,156,815,896/134,755,844.25
  6. Step 6: Final answer
    x = 100,569,435.28

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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.