Home / 159,419,089.20-239,170,624.20-57,172,465.20

Finding the Fourth Proportional to 159,419,089.20, 239,170,624.20 and 57,172,465.20

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Solution

The fourth proportional to 159,419,089.20, 239,170,624.20 and 57,172,465.20 is: 85,773,756.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,419,089.20 : 239,170,624.20 = 57,172,465.20 : x
  2. Step 2: Convert to fraction form
    159,419,089.20/239,170,624.20 = 57,172,465.20/x
  3. Step 3: Cross multiply
    159,419,089.20x = 239,170,624.20 × 57,172,465.20
  4. Step 4: Simplify right side
    159,419,089.20x = 13,673,974,188,936,778
  5. Step 5: Solve for x
    x = 13,673,974,188,936,778/159,419,089.20
  6. Step 6: Final answer
    x = 85,773,756.82

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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.