Home / 80,024,187.30-110,431,938.96-45,216,130.38

Finding the Fourth Proportional to 80,024,187.30, 110,431,938.96 and 45,216,130.38

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Solution

The fourth proportional to 80,024,187.30, 110,431,938.96 and 45,216,130.38 is: 62,397,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,024,187.30 : 110,431,938.96 = 45,216,130.38 : x
  2. Step 2: Convert to fraction form
    80,024,187.30/110,431,938.96 = 45,216,130.38/x
  3. Step 3: Cross multiply
    80,024,187.30x = 110,431,938.96 × 45,216,130.38
  4. Step 4: Simplify right side
    80,024,187.30x = 4,993,304,950,131,562
  5. Step 5: Solve for x
    x = 4,993,304,950,131,562/80,024,187.30
  6. Step 6: Final answer
    x = 62,397,446.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.