Home / 442,234,780.38-663,352,392.11-151,104,757.64

Finding the Fourth Proportional to 442,234,780.38, 663,352,392.11 and 151,104,757.64

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Solution

The fourth proportional to 442,234,780.38, 663,352,392.11 and 151,104,757.64 is: 226,657,212.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,234,780.38 : 663,352,392.11 = 151,104,757.64 : x
  2. Step 2: Convert to fraction form
    442,234,780.38/663,352,392.11 = 151,104,757.64/x
  3. Step 3: Cross multiply
    442,234,780.38x = 663,352,392.11 × 151,104,757.64
  4. Step 4: Simplify right side
    442,234,780.38x = 100,235,702,435,623,504
  5. Step 5: Solve for x
    x = 100,235,702,435,623,504/442,234,780.38
  6. Step 6: Final answer
    x = 226,657,212.15

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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.