Home / 103,340,339.38-154,986,021.32-29,561,844.65

Finding the Fourth Proportional to 103,340,339.38, 154,986,021.32 and 29,561,844.65

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Solution

The fourth proportional to 103,340,339.38, 154,986,021.32 and 29,561,844.65 is: 44,335,761.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,340,339.38 : 154,986,021.32 = 29,561,844.65 : x
  2. Step 2: Convert to fraction form
    103,340,339.38/154,986,021.32 = 29,561,844.65/x
  3. Step 3: Cross multiply
    103,340,339.38x = 154,986,021.32 × 29,561,844.65
  4. Step 4: Simplify right side
    103,340,339.38x = 4,581,672,684,427,122
  5. Step 5: Solve for x
    x = 4,581,672,684,427,122/103,340,339.38
  6. Step 6: Final answer
    x = 44,335,761.93

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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.