Home / 80,024,180.18-110,431,929.10-45,216,123.29

Finding the Fourth Proportional to 80,024,180.18, 110,431,929.10 and 45,216,123.29

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Solution

The fourth proportional to 80,024,180.18, 110,431,929.10 and 45,216,123.29 is: 62,397,436.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,024,180.18 : 110,431,929.10 = 45,216,123.29 : x
  2. Step 2: Convert to fraction form
    80,024,180.18/110,431,929.10 = 45,216,123.29/x
  3. Step 3: Cross multiply
    80,024,180.18x = 110,431,929.10 × 45,216,123.29
  4. Step 4: Simplify right side
    80,024,180.18x = 4,993,303,721,338,138
  5. Step 5: Solve for x
    x = 4,993,303,721,338,138/80,024,180.18
  6. Step 6: Final answer
    x = 62,397,436.75

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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.