Home / 381,885,192,750.20-572,827,789,125.30-158,220,807,726.20

Finding the Fourth Proportional to 381,885,192,750.20, 572,827,789,125.30 and 158,220,807,726.20

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Solution

The fourth proportional to 381,885,192,750.20, 572,827,789,125.30 and 158,220,807,726.20 is: 237,331,211,589.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,885,192,750.20 : 572,827,789,125.30 = 158,220,807,726.20 : x
  2. Step 2: Convert to fraction form
    381,885,192,750.20/572,827,789,125.30 = 158,220,807,726.20/x
  3. Step 3: Cross multiply
    381,885,192,750.20x = 572,827,789,125.30 × 158,220,807,726.20
  4. Step 4: Simplify right side
    381,885,192,750.20x = 90,633,275,483,418,336,952,320
  5. Step 5: Solve for x
    x = 90,633,275,483,418,336,952,320/381,885,192,750.20
  6. Step 6: Final answer
    x = 237,331,211,589.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.