Home / 225,342,599.76-310,974,613.77-124,872,715.36

Finding the Fourth Proportional to 225,342,599.76, 310,974,613.77 and 124,872,715.36

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Solution

The fourth proportional to 225,342,599.76, 310,974,613.77 and 124,872,715.36 is: 172,325,359.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,342,599.76 : 310,974,613.77 = 124,872,715.36 : x
  2. Step 2: Convert to fraction form
    225,342,599.76/310,974,613.77 = 124,872,715.36/x
  3. Step 3: Cross multiply
    225,342,599.76x = 310,974,613.77 × 124,872,715.36
  4. Step 4: Simplify right side
    225,342,599.76x = 38,832,244,429,487,144
  5. Step 5: Solve for x
    x = 38,832,244,429,487,144/225,342,599.76
  6. Step 6: Final answer
    x = 172,325,359.12

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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.