Home / 198,427,306.91-297,621,716.81-60,254,110.85

Finding the Fourth Proportional to 198,427,306.91, 297,621,716.81 and 60,254,110.85

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Solution

The fourth proportional to 198,427,306.91, 297,621,716.81 and 60,254,110.85 is: 90,375,322.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,427,306.91 : 297,621,716.81 = 60,254,110.85 : x
  2. Step 2: Convert to fraction form
    198,427,306.91/297,621,716.81 = 60,254,110.85/x
  3. Step 3: Cross multiply
    198,427,306.91x = 297,621,716.81 × 60,254,110.85
  4. Step 4: Simplify right side
    198,427,306.91x = 17,932,931,914,247,670
  5. Step 5: Solve for x
    x = 17,932,931,914,247,670/198,427,306.91
  6. Step 6: Final answer
    x = 90,375,322.80

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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.