Home / 126,870,638.95-190,306,125.28-34,755,195.86

Finding the Fourth Proportional to 126,870,638.95, 190,306,125.28 and 34,755,195.86

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Solution

The fourth proportional to 126,870,638.95, 190,306,125.28 and 34,755,195.86 is: 52,132,839.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,870,638.95 : 190,306,125.28 = 34,755,195.86 : x
  2. Step 2: Convert to fraction form
    126,870,638.95/190,306,125.28 = 34,755,195.86/x
  3. Step 3: Cross multiply
    126,870,638.95x = 190,306,125.28 × 34,755,195.86
  4. Step 4: Simplify right side
    126,870,638.95x = 6,614,126,656,512,566
  5. Step 5: Solve for x
    x = 6,614,126,656,512,566/126,870,638.95
  6. Step 6: Final answer
    x = 52,132,839.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.