Home / 225,108,750.93-310,659,785.22-124,637,187.57

Finding the Fourth Proportional to 225,108,750.93, 310,659,785.22 and 124,637,187.57

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Solution

The fourth proportional to 225,108,750.93, 310,659,785.22 and 124,637,187.57 is: 172,004,694.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,108,750.93 : 310,659,785.22 = 124,637,187.57 : x
  2. Step 2: Convert to fraction form
    225,108,750.93/310,659,785.22 = 124,637,187.57/x
  3. Step 3: Cross multiply
    225,108,750.93x = 310,659,785.22 × 124,637,187.57
  4. Step 4: Simplify right side
    225,108,750.93x = 38,719,761,920,921,056
  5. Step 5: Solve for x
    x = 38,719,761,920,921,056/225,108,750.93
  6. Step 6: Final answer
    x = 172,004,694.45

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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.