Home / 101,479,161.15-140,041,243.17-55,069,414.92

Finding the Fourth Proportional to 101,479,161.15, 140,041,243.17 and 55,069,414.92

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Solution

The fourth proportional to 101,479,161.15, 140,041,243.17 and 55,069,414.92 is: 75,995,793.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,479,161.15 : 140,041,243.17 = 55,069,414.92 : x
  2. Step 2: Convert to fraction form
    101,479,161.15/140,041,243.17 = 55,069,414.92/x
  3. Step 3: Cross multiply
    101,479,161.15x = 140,041,243.17 × 55,069,414.92
  4. Step 4: Simplify right side
    101,479,161.15x = 7,711,989,326,041,346
  5. Step 5: Solve for x
    x = 7,711,989,326,041,346/101,479,161.15
  6. Step 6: Final answer
    x = 75,995,793.01

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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.