Home / 349,700,688.20-524,103,134.70-268,519,248.20

Finding the Fourth Proportional to 349,700,688.20, 524,103,134.70 and 268,519,248.20

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Solution

The fourth proportional to 349,700,688.20, 524,103,134.70 and 268,519,248.20 is: 402,434,952.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,700,688.20 : 524,103,134.70 = 268,519,248.20 : x
  2. Step 2: Convert to fraction form
    349,700,688.20/524,103,134.70 = 268,519,248.20/x
  3. Step 3: Cross multiply
    349,700,688.20x = 524,103,134.70 × 268,519,248.20
  4. Step 4: Simplify right side
    349,700,688.20x = 140,731,779,708,907,328
  5. Step 5: Solve for x
    x = 140,731,779,708,907,328/349,700,688.20
  6. Step 6: Final answer
    x = 402,434,952.11

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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.