Home / 124,982,082.48-187,482,104.10-43,099,782.82

Finding the Fourth Proportional to 124,982,082.48, 187,482,104.10 and 43,099,782.82

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Solution

The fourth proportional to 124,982,082.48, 187,482,104.10 and 43,099,782.82 is: 64,652,771.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,982,082.48 : 187,482,104.10 = 43,099,782.82 : x
  2. Step 2: Convert to fraction form
    124,982,082.48/187,482,104.10 = 43,099,782.82/x
  3. Step 3: Cross multiply
    124,982,082.48x = 187,482,104.10 × 43,099,782.82
  4. Step 4: Simplify right side
    124,982,082.48x = 8,080,437,969,346,631
  5. Step 5: Solve for x
    x = 8,080,437,969,346,631/124,982,082.48
  6. Step 6: Final answer
    x = 64,652,771.09

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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.