Home / 115,962,589.31-160,028,476.20-63,752,513.27

Finding the Fourth Proportional to 115,962,589.31, 160,028,476.20 and 63,752,513.27

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Solution

The fourth proportional to 115,962,589.31, 160,028,476.20 and 63,752,513.27 is: 87,978,524.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,962,589.31 : 160,028,476.20 = 63,752,513.27 : x
  2. Step 2: Convert to fraction form
    115,962,589.31/160,028,476.20 = 63,752,513.27/x
  3. Step 3: Cross multiply
    115,962,589.31x = 160,028,476.20 × 63,752,513.27
  4. Step 4: Simplify right side
    115,962,589.31x = 10,202,217,551,718,236
  5. Step 5: Solve for x
    x = 10,202,217,551,718,236/115,962,589.31
  6. Step 6: Final answer
    x = 87,978,524.91

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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.