Home / 84,073,350.08-126,146,432.49-45,166,406.85

Finding the Fourth Proportional to 84,073,350.08, 126,146,432.49 and 45,166,406.85

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Solution

The fourth proportional to 84,073,350.08, 126,146,432.49 and 45,166,406.85 is: 67,769,169.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,073,350.08 : 126,146,432.49 = 45,166,406.85 : x
  2. Step 2: Convert to fraction form
    84,073,350.08/126,146,432.49 = 45,166,406.85/x
  3. Step 3: Cross multiply
    84,073,350.08x = 126,146,432.49 × 45,166,406.85
  4. Step 4: Simplify right side
    84,073,350.08x = 5,697,581,092,519,399
  5. Step 5: Solve for x
    x = 5,697,581,092,519,399/84,073,350.08
  6. Step 6: Final answer
    x = 67,769,169.27

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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.