Home / 198,192,240.18-297,220,942.35-75,340,926.90

Finding the Fourth Proportional to 198,192,240.18, 297,220,942.35 and 75,340,926.90

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Solution

The fourth proportional to 198,192,240.18, 297,220,942.35 and 75,340,926.90 is: 112,985,762.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,192,240.18 : 297,220,942.35 = 75,340,926.90 : x
  2. Step 2: Convert to fraction form
    198,192,240.18/297,220,942.35 = 75,340,926.90/x
  3. Step 3: Cross multiply
    198,192,240.18x = 297,220,942.35 × 75,340,926.90
  4. Step 4: Simplify right side
    198,192,240.18x = 22,392,901,290,740,468
  5. Step 5: Solve for x
    x = 22,392,901,290,740,468/198,192,240.18
  6. Step 6: Final answer
    x = 112,985,762.06

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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.