Home / 134,755,768.17-185,963,520.56-72,876,106.73

Finding the Fourth Proportional to 134,755,768.17, 185,963,520.56 and 72,876,106.73

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Solution

The fourth proportional to 134,755,768.17, 185,963,520.56 and 72,876,106.73 is: 100,569,330.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,755,768.17 : 185,963,520.56 = 72,876,106.73 : x
  2. Step 2: Convert to fraction form
    134,755,768.17/185,963,520.56 = 72,876,106.73/x
  3. Step 3: Cross multiply
    134,755,768.17x = 185,963,520.56 × 72,876,106.73
  4. Step 4: Simplify right side
    134,755,768.17x = 13,552,297,370,922,910
  5. Step 5: Solve for x
    x = 13,552,297,370,922,910/134,755,768.17
  6. Step 6: Final answer
    x = 100,569,330.39

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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.