Home / 547,564,754-755,639,360.52-327,557,452.88

Finding the Fourth Proportional to 547,564,754, 755,639,360.52 and 327,557,452.88

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Solution

The fourth proportional to 547,564,754, 755,639,360.52 and 327,557,452.88 is: 452,029,284.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,564,754 : 755,639,360.52 = 327,557,452.88 : x
  2. Step 2: Convert to fraction form
    547,564,754/755,639,360.52 = 327,557,452.88/x
  3. Step 3: Cross multiply
    547,564,754x = 755,639,360.52 × 327,557,452.88
  4. Step 4: Simplify right side
    547,564,754x = 247,515,304,227,803,232
  5. Step 5: Solve for x
    x = 247,515,304,227,803,232/547,564,754
  6. Step 6: Final answer
    x = 452,029,284.97

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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.