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Finding the Fourth Proportional to 202,933,205.60, 304,175,859.60 and 112,121,967.20

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Solution

The fourth proportional to 202,933,205.60, 304,175,859.60 and 112,121,967.20 is: 168,059,217.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,933,205.60 : 304,175,859.60 = 112,121,967.20 : x
  2. Step 2: Convert to fraction form
    202,933,205.60/304,175,859.60 = 112,121,967.20/x
  3. Step 3: Cross multiply
    202,933,205.60x = 304,175,859.60 × 112,121,967.20
  4. Step 4: Simplify right side
    202,933,205.60x = 34,104,795,753,103,008
  5. Step 5: Solve for x
    x = 34,104,795,753,103,008/202,933,205.60
  6. Step 6: Final answer
    x = 168,059,217.57

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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.