Home / 79,359,226.92-109,527,685.92-48,437,365.20

Finding the Fourth Proportional to 79,359,226.92, 109,527,685.92 and 48,437,365.20

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Solution

The fourth proportional to 79,359,226.92, 109,527,685.92 and 48,437,365.20 is: 66,850,859.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,359,226.92 : 109,527,685.92 = 48,437,365.20 : x
  2. Step 2: Convert to fraction form
    79,359,226.92/109,527,685.92 = 48,437,365.20/x
  3. Step 3: Cross multiply
    79,359,226.92x = 109,527,685.92 × 48,437,365.20
  4. Step 4: Simplify right side
    79,359,226.92x = 5,305,232,522,417,938
  5. Step 5: Solve for x
    x = 5,305,232,522,417,938/79,359,226.92
  6. Step 6: Final answer
    x = 66,850,859.42

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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.