Home / 194,061,480.90-290,948,644.80-91,705,944.30

Finding the Fourth Proportional to 194,061,480.90, 290,948,644.80 and 91,705,944.30

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Solution

The fourth proportional to 194,061,480.90, 290,948,644.80 and 91,705,944.30 is: 137,491,067.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,061,480.90 : 290,948,644.80 = 91,705,944.30 : x
  2. Step 2: Convert to fraction form
    194,061,480.90/290,948,644.80 = 91,705,944.30/x
  3. Step 3: Cross multiply
    194,061,480.90x = 290,948,644.80 × 91,705,944.30
  4. Step 4: Simplify right side
    194,061,480.90x = 26,681,720,214,189,284
  5. Step 5: Solve for x
    x = 26,681,720,214,189,284/194,061,480.90
  6. Step 6: Final answer
    x = 137,491,067.73

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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.