Home / 225,342,597.26-310,974,610.32-124,872,712.86

Finding the Fourth Proportional to 225,342,597.26, 310,974,610.32 and 124,872,712.86

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Solution

The fourth proportional to 225,342,597.26, 310,974,610.32 and 124,872,712.86 is: 172,325,355.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,342,597.26 : 310,974,610.32 = 124,872,712.86 : x
  2. Step 2: Convert to fraction form
    225,342,597.26/310,974,610.32 = 124,872,712.86/x
  3. Step 3: Cross multiply
    225,342,597.26x = 310,974,610.32 × 124,872,712.86
  4. Step 4: Simplify right side
    225,342,597.26x = 38,832,243,221,239,752
  5. Step 5: Solve for x
    x = 38,832,243,221,239,752/225,342,597.26
  6. Step 6: Final answer
    x = 172,325,355.68

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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.