Home / 125,091,395.91-172,625,827.47-68,576,040.87

Finding the Fourth Proportional to 125,091,395.91, 172,625,827.47 and 68,576,040.87

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Solution

The fourth proportional to 125,091,395.91, 172,625,827.47 and 68,576,040.87 is: 94,634,772.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,091,395.91 : 172,625,827.47 = 68,576,040.87 : x
  2. Step 2: Convert to fraction form
    125,091,395.91/172,625,827.47 = 68,576,040.87/x
  3. Step 3: Cross multiply
    125,091,395.91x = 172,625,827.47 × 68,576,040.87
  4. Step 4: Simplify right side
    125,091,395.91x = 11,837,995,799,800,290
  5. Step 5: Solve for x
    x = 11,837,995,799,800,290/125,091,395.91
  6. Step 6: Final answer
    x = 94,634,772.55

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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.