Home / 124,854,843.47-172,298,414.66-69,100,372.13

Finding the Fourth Proportional to 124,854,843.47, 172,298,414.66 and 69,100,372.13

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Solution

The fourth proportional to 124,854,843.47, 172,298,414.66 and 69,100,372.13 is: 95,357,811.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,854,843.47 : 172,298,414.66 = 69,100,372.13 : x
  2. Step 2: Convert to fraction form
    124,854,843.47/172,298,414.66 = 69,100,372.13/x
  3. Step 3: Cross multiply
    124,854,843.47x = 172,298,414.66 × 69,100,372.13
  4. Step 4: Simplify right side
    124,854,843.47x = 11,905,884,569,208,054
  5. Step 5: Solve for x
    x = 11,905,884,569,208,054/124,854,843.47
  6. Step 6: Final answer
    x = 95,357,811.03

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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.