Home / 623,940,375,065.20-935,257,350,909.80-261,113,919,921.06

Finding the Fourth Proportional to 623,940,375,065.20, 935,257,350,909.80 and 261,113,919,921.06

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Solution

The fourth proportional to 623,940,375,065.20, 935,257,350,909.80 and 261,113,919,921.06 is: 391,397,516,157.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,940,375,065.20 : 935,257,350,909.80 = 261,113,919,921.06 : x
  2. Step 2: Convert to fraction form
    623,940,375,065.20/935,257,350,909.80 = 261,113,919,921.06/x
  3. Step 3: Cross multiply
    623,940,375,065.20x = 935,257,350,909.80 × 261,113,919,921.06
  4. Step 4: Simplify right side
    623,940,375,065.20x = 244,208,713,031,044,248,371,200
  5. Step 5: Solve for x
    x = 244,208,713,031,044,248,371,200/623,940,375,065.20
  6. Step 6: Final answer
    x = 391,397,516,157.73

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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.