Home / 123,806,608.70-185,269,013.85-107,808,266.30

Finding the Fourth Proportional to 123,806,608.70, 185,269,013.85 and 107,808,266.30

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Solution

The fourth proportional to 123,806,608.70, 185,269,013.85 and 107,808,266.30 is: 161,328,473.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,806,608.70 : 185,269,013.85 = 107,808,266.30 : x
  2. Step 2: Convert to fraction form
    123,806,608.70/185,269,013.85 = 107,808,266.30/x
  3. Step 3: Cross multiply
    123,806,608.70x = 185,269,013.85 × 107,808,266.30
  4. Step 4: Simplify right side
    123,806,608.70x = 19,973,531,182,279,188
  5. Step 5: Solve for x
    x = 19,973,531,182,279,188/123,806,608.70
  6. Step 6: Final answer
    x = 161,328,473.43

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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.