Home / 359,260,151.60-538,890,227.40-345,151,377.20

Finding the Fourth Proportional to 359,260,151.60, 538,890,227.40 and 345,151,377.20

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Solution

The fourth proportional to 359,260,151.60, 538,890,227.40 and 345,151,377.20 is: 517,727,065.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,260,151.60 : 538,890,227.40 = 345,151,377.20 : x
  2. Step 2: Convert to fraction form
    359,260,151.60/538,890,227.40 = 345,151,377.20/x
  3. Step 3: Cross multiply
    359,260,151.60x = 538,890,227.40 × 345,151,377.20
  4. Step 4: Simplify right side
    359,260,151.60x = 185,998,704,146,731,168
  5. Step 5: Solve for x
    x = 185,998,704,146,731,168/359,260,151.60
  6. Step 6: Final answer
    x = 517,727,065.80

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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.