Home / 27,957,274,375.61-38,581,156,464.25-15,750,125,964.40

Finding the Fourth Proportional to 27,957,274,375.61, 38,581,156,464.25 and 15,750,125,964.40

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Solution

The fourth proportional to 27,957,274,375.61, 38,581,156,464.25 and 15,750,125,964.40 is: 21,735,240,209.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,957,274,375.61 : 38,581,156,464.25 = 15,750,125,964.40 : x
  2. Step 2: Convert to fraction form
    27,957,274,375.61/38,581,156,464.25 = 15,750,125,964.40/x
  3. Step 3: Cross multiply
    27,957,274,375.61x = 38,581,156,464.25 × 15,750,125,964.40
  4. Step 4: Simplify right side
    27,957,274,375.61x = 607,658,074,164,162,854,912
  5. Step 5: Solve for x
    x = 607,658,074,164,162,854,912/27,957,274,375.61
  6. Step 6: Final answer
    x = 21,735,240,209.76

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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.