Home / 185,718,553.40-278,584,026.68-83,482,893.56

Finding the Fourth Proportional to 185,718,553.40, 278,584,026.68 and 83,482,893.56

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Solution

The fourth proportional to 185,718,553.40, 278,584,026.68 and 83,482,893.56 is: 125,227,125.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,718,553.40 : 278,584,026.68 = 83,482,893.56 : x
  2. Step 2: Convert to fraction form
    185,718,553.40/278,584,026.68 = 83,482,893.56/x
  3. Step 3: Cross multiply
    185,718,553.40x = 278,584,026.68 × 83,482,893.56
  4. Step 4: Simplify right side
    185,718,553.40x = 23,257,000,645,658,428
  5. Step 5: Solve for x
    x = 23,257,000,645,658,428/185,718,553.40
  6. Step 6: Final answer
    x = 125,227,125.78

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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.