Home / 87,225,366.30-130,838,049.45-29,782,499.10

Finding the Fourth Proportional to 87,225,366.30, 130,838,049.45 and 29,782,499.10

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Solution

The fourth proportional to 87,225,366.30, 130,838,049.45 and 29,782,499.10 is: 44,673,748.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,225,366.30 : 130,838,049.45 = 29,782,499.10 : x
  2. Step 2: Convert to fraction form
    87,225,366.30/130,838,049.45 = 29,782,499.10/x
  3. Step 3: Cross multiply
    87,225,366.30x = 130,838,049.45 × 29,782,499.10
  4. Step 4: Simplify right side
    87,225,366.30x = 3,896,684,089,990,381
  5. Step 5: Solve for x
    x = 3,896,684,089,990,381/87,225,366.30
  6. Step 6: Final answer
    x = 44,673,748.65

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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.