Home / 124,367,076.18-171,625,606.52-68,614,846.38

Finding the Fourth Proportional to 124,367,076.18, 171,625,606.52 and 68,614,846.38

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Solution

The fourth proportional to 124,367,076.18, 171,625,606.52 and 68,614,846.38 is: 94,687,959.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,367,076.18 : 171,625,606.52 = 68,614,846.38 : x
  2. Step 2: Convert to fraction form
    124,367,076.18/171,625,606.52 = 68,614,846.38/x
  3. Step 3: Cross multiply
    124,367,076.18x = 171,625,606.52 × 68,614,846.38
  4. Step 4: Simplify right side
    124,367,076.18x = 11,776,064,625,901,050
  5. Step 5: Solve for x
    x = 11,776,064,625,901,050/124,367,076.18
  6. Step 6: Final answer
    x = 94,687,959.13

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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.