Home / 349,700,689.20-524,103,136.20-268,519,249.20

Finding the Fourth Proportional to 349,700,689.20, 524,103,136.20 and 268,519,249.20

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Solution

The fourth proportional to 349,700,689.20, 524,103,136.20 and 268,519,249.20 is: 402,434,953.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,700,689.20 : 524,103,136.20 = 268,519,249.20 : x
  2. Step 2: Convert to fraction form
    349,700,689.20/524,103,136.20 = 268,519,249.20/x
  3. Step 3: Cross multiply
    349,700,689.20x = 524,103,136.20 × 268,519,249.20
  4. Step 4: Simplify right side
    349,700,689.20x = 140,731,780,635,789,328
  5. Step 5: Solve for x
    x = 140,731,780,635,789,328/349,700,689.20
  6. Step 6: Final answer
    x = 402,434,953.61

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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.