Home / 359,397,937.60-539,096,906.40-345,289,163.20

Finding the Fourth Proportional to 359,397,937.60, 539,096,906.40 and 345,289,163.20

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Solution

The fourth proportional to 359,397,937.60, 539,096,906.40 and 345,289,163.20 is: 517,933,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,397,937.60 : 539,096,906.40 = 345,289,163.20 : x
  2. Step 2: Convert to fraction form
    359,397,937.60/539,096,906.40 = 345,289,163.20/x
  3. Step 3: Cross multiply
    359,397,937.60x = 539,096,906.40 × 345,289,163.20
  4. Step 4: Simplify right side
    359,397,937.60x = 186,144,319,694,564,704
  5. Step 5: Solve for x
    x = 186,144,319,694,564,704/359,397,937.60
  6. Step 6: Final answer
    x = 517,933,744.80

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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.