Home / 198,288,793.80-297,433,190.70-160,025,041.80

Finding the Fourth Proportional to 198,288,793.80, 297,433,190.70 and 160,025,041.80

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Solution

The fourth proportional to 198,288,793.80, 297,433,190.70 and 160,025,041.80 is: 240,037,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,288,793.80 : 297,433,190.70 = 160,025,041.80 : x
  2. Step 2: Convert to fraction form
    198,288,793.80/297,433,190.70 = 160,025,041.80/x
  3. Step 3: Cross multiply
    198,288,793.80x = 297,433,190.70 × 160,025,041.80
  4. Step 4: Simplify right side
    198,288,793.80x = 47,596,758,774,474,872
  5. Step 5: Solve for x
    x = 47,596,758,774,474,872/198,288,793.80
  6. Step 6: Final answer
    x = 240,037,562.70

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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.