Home / 161,921,704.50-242,882,359.92-52,746,697.32

Finding the Fourth Proportional to 161,921,704.50, 242,882,359.92 and 52,746,697.32

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Solution

The fourth proportional to 161,921,704.50, 242,882,359.92 and 52,746,697.32 is: 79,119,981.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,921,704.50 : 242,882,359.92 = 52,746,697.32 : x
  2. Step 2: Convert to fraction form
    161,921,704.50/242,882,359.92 = 52,746,697.32/x
  3. Step 3: Cross multiply
    161,921,704.50x = 242,882,359.92 × 52,746,697.32
  4. Step 4: Simplify right side
    161,921,704.50x = 12,811,242,323,067,538
  5. Step 5: Solve for x
    x = 12,811,242,323,067,538/161,921,704.50
  6. Step 6: Final answer
    x = 79,119,981.86

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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.