Home / 242,023,771.20-363,068,834.40-80,448,859.20

Finding the Fourth Proportional to 242,023,771.20, 363,068,834.40 and 80,448,859.20

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Solution

The fourth proportional to 242,023,771.20, 363,068,834.40 and 80,448,859.20 is: 120,684,317.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,023,771.20 : 363,068,834.40 = 80,448,859.20 : x
  2. Step 2: Convert to fraction form
    242,023,771.20/363,068,834.40 = 80,448,859.20/x
  3. Step 3: Cross multiply
    242,023,771.20x = 363,068,834.40 × 80,448,859.20
  4. Step 4: Simplify right side
    242,023,771.20x = 29,208,473,538,553,716
  5. Step 5: Solve for x
    x = 29,208,473,538,553,716/242,023,771.20
  6. Step 6: Final answer
    x = 120,684,317.06

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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.