Home / 45,055,151.76-67,472,500.92-40,688,152.08

Finding the Fourth Proportional to 45,055,151.76, 67,472,500.92 and 40,688,152.08

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Solution

The fourth proportional to 45,055,151.76, 67,472,500.92 and 40,688,152.08 is: 60,932,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,055,151.76 : 67,472,500.92 = 40,688,152.08 : x
  2. Step 2: Convert to fraction form
    45,055,151.76/67,472,500.92 = 40,688,152.08/x
  3. Step 3: Cross multiply
    45,055,151.76x = 67,472,500.92 × 40,688,152.08
  4. Step 4: Simplify right side
    45,055,151.76x = 2,745,331,378,650,900
  5. Step 5: Solve for x
    x = 2,745,331,378,650,900/45,055,151.76
  6. Step 6: Final answer
    x = 60,932,685.20

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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.