Home / 215,681,462.20-323,522,193.30-164,663,126.20

Finding the Fourth Proportional to 215,681,462.20, 323,522,193.30 and 164,663,126.20

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Solution

The fourth proportional to 215,681,462.20, 323,522,193.30 and 164,663,126.20 is: 246,994,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,681,462.20 : 323,522,193.30 = 164,663,126.20 : x
  2. Step 2: Convert to fraction form
    215,681,462.20/323,522,193.30 = 164,663,126.20/x
  3. Step 3: Cross multiply
    215,681,462.20x = 323,522,193.30 × 164,663,126.20
  4. Step 4: Simplify right side
    215,681,462.20x = 53,272,175,743,858,696
  5. Step 5: Solve for x
    x = 53,272,175,743,858,696/215,681,462.20
  6. Step 6: Final answer
    x = 246,994,689.30

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Double scale
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Similar ratio
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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.