Home / 247,897,220.82-371,891,231.82-102,251,330.70

Finding the Fourth Proportional to 247,897,220.82, 371,891,231.82 and 102,251,330.70

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Solution

The fourth proportional to 247,897,220.82, 371,891,231.82 and 102,251,330.70 is: 153,395,722.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,897,220.82 : 371,891,231.82 = 102,251,330.70 : x
  2. Step 2: Convert to fraction form
    247,897,220.82/371,891,231.82 = 102,251,330.70/x
  3. Step 3: Cross multiply
    247,897,220.82x = 371,891,231.82 × 102,251,330.70
  4. Step 4: Simplify right side
    247,897,220.82x = 38,026,373,329,257,184
  5. Step 5: Solve for x
    x = 38,026,373,329,257,184/247,897,220.82
  6. Step 6: Final answer
    x = 153,395,722.64

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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.