Home / 124,367,045-171,625,563.59-68,614,815.24

Finding the Fourth Proportional to 124,367,045, 171,625,563.59 and 68,614,815.24

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Solution

The fourth proportional to 124,367,045, 171,625,563.59 and 68,614,815.24 is: 94,687,916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,367,045 : 171,625,563.59 = 68,614,815.24 : x
  2. Step 2: Convert to fraction form
    124,367,045/171,625,563.59 = 68,614,815.24/x
  3. Step 3: Cross multiply
    124,367,045x = 171,625,563.59 × 68,614,815.24
  4. Step 4: Simplify right side
    124,367,045x = 11,776,056,336,188,720
  5. Step 5: Solve for x
    x = 11,776,056,336,188,720/124,367,045
  6. Step 6: Final answer
    x = 94,687,916.21

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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.