Home / 476,929,808.30-715,394,712.45-149,432,681.90

Finding the Fourth Proportional to 476,929,808.30, 715,394,712.45 and 149,432,681.90

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Solution

The fourth proportional to 476,929,808.30, 715,394,712.45 and 149,432,681.90 is: 224,149,022.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,929,808.30 : 715,394,712.45 = 149,432,681.90 : x
  2. Step 2: Convert to fraction form
    476,929,808.30/715,394,712.45 = 149,432,681.90/x
  3. Step 3: Cross multiply
    476,929,808.30x = 715,394,712.45 × 149,432,681.90
  4. Step 4: Simplify right side
    476,929,808.30x = 106,903,350,498,482,832
  5. Step 5: Solve for x
    x = 106,903,350,498,482,832/476,929,808.30
  6. Step 6: Final answer
    x = 224,149,022.85

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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.