Home / 615,557,294.24-923,337,778.40-149,216,869.04

Finding the Fourth Proportional to 615,557,294.24, 923,337,778.40 and 149,216,869.04

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Solution

The fourth proportional to 615,557,294.24, 923,337,778.40 and 149,216,869.04 is: 223,825,748.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,557,294.24 : 923,337,778.40 = 149,216,869.04 : x
  2. Step 2: Convert to fraction form
    615,557,294.24/923,337,778.40 = 149,216,869.04/x
  3. Step 3: Cross multiply
    615,557,294.24x = 923,337,778.40 × 149,216,869.04
  4. Step 4: Simplify right side
    615,557,294.24x = 137,777,572,359,197,328
  5. Step 5: Solve for x
    x = 137,777,572,359,197,328/615,557,294.24
  6. Step 6: Final answer
    x = 223,825,748.88

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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.