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Finding the Fourth Proportional to 373,583,999.90, 560,375,999.85 and 237,871,027.10

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Solution

The fourth proportional to 373,583,999.90, 560,375,999.85 and 237,871,027.10 is: 356,806,540.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,583,999.90 : 560,375,999.85 = 237,871,027.10 : x
  2. Step 2: Convert to fraction form
    373,583,999.90/560,375,999.85 = 237,871,027.10/x
  3. Step 3: Cross multiply
    373,583,999.90x = 560,375,999.85 × 237,871,027.10
  4. Step 4: Simplify right side
    373,583,999.90x = 133,297,214,646,508,944
  5. Step 5: Solve for x
    x = 133,297,214,646,508,944/373,583,999.90
  6. Step 6: Final answer
    x = 356,806,540.65

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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.