Home / 633,912,193,058.20-874,750,817,615.55-355,761,036,498.28

Finding the Fourth Proportional to 633,912,193,058.20, 874,750,817,615.55 and 355,761,036,498.28

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Solution

The fourth proportional to 633,912,193,058.20, 874,750,817,615.55 and 355,761,036,498.28 is: 490,923,287,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,912,193,058.20 : 874,750,817,615.55 = 355,761,036,498.28 : x
  2. Step 2: Convert to fraction form
    633,912,193,058.20/874,750,817,615.55 = 355,761,036,498.28/x
  3. Step 3: Cross multiply
    633,912,193,058.20x = 874,750,817,615.55 × 355,761,036,498.28
  4. Step 4: Simplify right side
    633,912,193,058.20x = 311,202,257,552,625,983,553,536
  5. Step 5: Solve for x
    x = 311,202,257,552,625,983,553,536/633,912,193,058.20
  6. Step 6: Final answer
    x = 490,923,287,105.88

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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.