Home / 363,445,136.20-545,167,704.30-220,117,904.20

Finding the Fourth Proportional to 363,445,136.20, 545,167,704.30 and 220,117,904.20

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Solution

The fourth proportional to 363,445,136.20, 545,167,704.30 and 220,117,904.20 is: 330,176,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,445,136.20 : 545,167,704.30 = 220,117,904.20 : x
  2. Step 2: Convert to fraction form
    363,445,136.20/545,167,704.30 = 220,117,904.20/x
  3. Step 3: Cross multiply
    363,445,136.20x = 545,167,704.30 × 220,117,904.20
  4. Step 4: Simplify right side
    363,445,136.20x = 120,001,172,508,041,312
  5. Step 5: Solve for x
    x = 120,001,172,508,041,312/363,445,136.20
  6. Step 6: Final answer
    x = 330,176,856.30

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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.