Home / 349,747,700.20-524,201,646.30-145,170,471.40

Finding the Fourth Proportional to 349,747,700.20, 524,201,646.30 and 145,170,471.40

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Solution

The fourth proportional to 349,747,700.20, 524,201,646.30 and 145,170,471.40 is: 217,581,416.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,747,700.20 : 524,201,646.30 = 145,170,471.40 : x
  2. Step 2: Convert to fraction form
    349,747,700.20/524,201,646.30 = 145,170,471.40/x
  3. Step 3: Cross multiply
    349,747,700.20x = 524,201,646.30 × 145,170,471.40
  4. Step 4: Simplify right side
    349,747,700.20x = 76,098,600,102,027,072
  5. Step 5: Solve for x
    x = 76,098,600,102,027,072/349,747,700.20
  6. Step 6: Final answer
    x = 217,581,416.71

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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.