Home / 52,337,838,118.87-78,529,592,306.91-18,327,779,342.62

Finding the Fourth Proportional to 52,337,838,118.87, 78,529,592,306.91 and 18,327,779,342.62

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Solution

The fourth proportional to 52,337,838,118.87, 78,529,592,306.91 and 18,327,779,342.62 is: 27,499,665,469.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,337,838,118.87 : 78,529,592,306.91 = 18,327,779,342.62 : x
  2. Step 2: Convert to fraction form
    52,337,838,118.87/78,529,592,306.91 = 18,327,779,342.62/x
  3. Step 3: Cross multiply
    52,337,838,118.87x = 78,529,592,306.91 × 18,327,779,342.62
  4. Step 4: Simplify right side
    52,337,838,118.87x = 1,439,273,039,666,955,681,792
  5. Step 5: Solve for x
    x = 1,439,273,039,666,955,681,792/52,337,838,118.87
  6. Step 6: Final answer
    x = 27,499,665,469.52

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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.