Home / 225,342,608.85-310,974,626.39-124,872,724.58

Finding the Fourth Proportional to 225,342,608.85, 310,974,626.39 and 124,872,724.58

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Solution

The fourth proportional to 225,342,608.85, 310,974,626.39 and 124,872,724.58 is: 172,325,371.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,342,608.85 : 310,974,626.39 = 124,872,724.58 : x
  2. Step 2: Convert to fraction form
    225,342,608.85/310,974,626.39 = 124,872,724.58/x
  3. Step 3: Cross multiply
    225,342,608.85x = 310,974,626.39 × 124,872,724.58
  4. Step 4: Simplify right side
    225,342,608.85x = 38,832,248,870,387,632
  5. Step 5: Solve for x
    x = 38,832,248,870,387,632/225,342,608.85
  6. Step 6: Final answer
    x = 172,325,371.88

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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.