Home / 228,179,077.97-314,894,255.55-129,057,885.77

Finding the Fourth Proportional to 228,179,077.97, 314,894,255.55 and 129,057,885.77

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Solution

The fourth proportional to 228,179,077.97, 314,894,255.55 and 129,057,885.77 is: 178,103,913.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,179,077.97 : 314,894,255.55 = 129,057,885.77 : x
  2. Step 2: Convert to fraction form
    228,179,077.97/314,894,255.55 = 129,057,885.77/x
  3. Step 3: Cross multiply
    228,179,077.97x = 314,894,255.55 × 129,057,885.77
  4. Step 4: Simplify right side
    228,179,077.97x = 40,639,586,861,067,952
  5. Step 5: Solve for x
    x = 40,639,586,861,067,952/228,179,077.97
  6. Step 6: Final answer
    x = 178,103,913.92

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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.