Home / 194,997,134-292,427,867.60-78,377,868.24

Finding the Fourth Proportional to 194,997,134, 292,427,867.60 and 78,377,868.24

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Solution

The fourth proportional to 194,997,134, 292,427,867.60 and 78,377,868.24 is: 117,539,537.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,997,134 : 292,427,867.60 = 78,377,868.24 : x
  2. Step 2: Convert to fraction form
    194,997,134/292,427,867.60 = 78,377,868.24/x
  3. Step 3: Cross multiply
    194,997,134x = 292,427,867.60 × 78,377,868.24
  4. Step 4: Simplify right side
    194,997,134x = 22,919,872,876,456,964
  5. Step 5: Solve for x
    x = 22,919,872,876,456,964/194,997,134
  6. Step 6: Final answer
    x = 117,539,537.15

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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.