Home / 123,840,207.43-185,760,343.94-36,401,728.03

Finding the Fourth Proportional to 123,840,207.43, 185,760,343.94 and 36,401,728.03

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Solution

The fourth proportional to 123,840,207.43, 185,760,343.94 and 36,401,728.03 is: 54,602,601.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,840,207.43 : 185,760,343.94 = 36,401,728.03 : x
  2. Step 2: Convert to fraction form
    123,840,207.43/185,760,343.94 = 36,401,728.03/x
  3. Step 3: Cross multiply
    123,840,207.43x = 185,760,343.94 × 36,401,728.03
  4. Step 4: Simplify right side
    123,840,207.43x = 6,761,997,518,489,743
  5. Step 5: Solve for x
    x = 6,761,997,518,489,743/123,840,207.43
  6. Step 6: Final answer
    x = 54,602,601.68

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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.