Home / 92,351,585.40-138,436,010.10-43,744,003.80

Finding the Fourth Proportional to 92,351,585.40, 138,436,010.10 and 43,744,003.80

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Solution

The fourth proportional to 92,351,585.40, 138,436,010.10 and 43,744,003.80 is: 65,572,727.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,351,585.40 : 138,436,010.10 = 43,744,003.80 : x
  2. Step 2: Convert to fraction form
    92,351,585.40/138,436,010.10 = 43,744,003.80/x
  3. Step 3: Cross multiply
    92,351,585.40x = 138,436,010.10 × 43,744,003.80
  4. Step 4: Simplify right side
    92,351,585.40x = 6,055,745,351,871,238
  5. Step 5: Solve for x
    x = 6,055,745,351,871,238/92,351,585.40
  6. Step 6: Final answer
    x = 65,572,727.59

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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.