Home / 135,328,600.17-186,755,259.83-73,449,680.49

Finding the Fourth Proportional to 135,328,600.17, 186,755,259.83 and 73,449,680.49

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Solution

The fourth proportional to 135,328,600.17, 186,755,259.83 and 73,449,680.49 is: 101,361,531.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,328,600.17 : 186,755,259.83 = 73,449,680.49 : x
  2. Step 2: Convert to fraction form
    135,328,600.17/186,755,259.83 = 73,449,680.49/x
  3. Step 3: Cross multiply
    135,328,600.17x = 186,755,259.83 × 73,449,680.49
  4. Step 4: Simplify right side
    135,328,600.17x = 13,717,114,164,340,432
  5. Step 5: Solve for x
    x = 13,717,114,164,340,432/135,328,600.17
  6. Step 6: Final answer
    x = 101,361,531.47

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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.