Home / 688,497,618.60-1,032,949,050.24-222,150,294.03

Finding the Fourth Proportional to 688,497,618.60, 1,032,949,050.24 and 222,150,294.03

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Solution

The fourth proportional to 688,497,618.60, 1,032,949,050.24 and 222,150,294.03 is: 333,290,819.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,497,618.60 : 1,032,949,050.24 = 222,150,294.03 : x
  2. Step 2: Convert to fraction form
    688,497,618.60/1,032,949,050.24 = 222,150,294.03/x
  3. Step 3: Cross multiply
    688,497,618.60x = 1,032,949,050.24 × 222,150,294.03
  4. Step 4: Simplify right side
    688,497,618.60x = 229,469,935,228,825,248
  5. Step 5: Solve for x
    x = 229,469,935,228,825,248/688,497,618.60
  6. Step 6: Final answer
    x = 333,290,819.07

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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.