Home / 359,132,814.72-538,695,972.96-113,489,489.92

Finding the Fourth Proportional to 359,132,814.72, 538,695,972.96 and 113,489,489.92

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Solution

The fourth proportional to 359,132,814.72, 538,695,972.96 and 113,489,489.92 is: 170,233,208.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,132,814.72 : 538,695,972.96 = 113,489,489.92 : x
  2. Step 2: Convert to fraction form
    359,132,814.72/538,695,972.96 = 113,489,489.92/x
  3. Step 3: Cross multiply
    359,132,814.72x = 538,695,972.96 × 113,489,489.92
  4. Step 4: Simplify right side
    359,132,814.72x = 61,136,331,193,188,520
  5. Step 5: Solve for x
    x = 61,136,331,193,188,520/359,132,814.72
  6. Step 6: Final answer
    x = 170,233,208.13

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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.