Home / 124,107,672.98-171,280,686.09-92,691,179.48

Finding the Fourth Proportional to 124,107,672.98, 171,280,686.09 and 92,691,179.48

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Solution

The fourth proportional to 124,107,672.98, 171,280,686.09 and 92,691,179.48 is: 127,922,862.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,107,672.98 : 171,280,686.09 = 92,691,179.48 : x
  2. Step 2: Convert to fraction form
    124,107,672.98/171,280,686.09 = 92,691,179.48/x
  3. Step 3: Cross multiply
    124,107,672.98x = 171,280,686.09 × 92,691,179.48
  4. Step 4: Simplify right side
    124,107,672.98x = 15,876,208,815,825,730
  5. Step 5: Solve for x
    x = 15,876,208,815,825,730/124,107,672.98
  6. Step 6: Final answer
    x = 127,922,862.74

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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.