Home / 15,657,306,499.22-21,607,794,473.37-9,227,397,847.42

Finding the Fourth Proportional to 15,657,306,499.22, 21,607,794,473.37 and 9,227,397,847.42

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Solution

The fourth proportional to 15,657,306,499.22, 21,607,794,473.37 and 9,227,397,847.42 is: 12,734,228,343.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,657,306,499.22 : 21,607,794,473.37 = 9,227,397,847.42 : x
  2. Step 2: Convert to fraction form
    15,657,306,499.22/21,607,794,473.37 = 9,227,397,847.42/x
  3. Step 3: Cross multiply
    15,657,306,499.22x = 21,607,794,473.37 × 9,227,397,847.42
  4. Step 4: Simplify right side
    15,657,306,499.22x = 199,383,716,211,052,806,144
  5. Step 5: Solve for x
    x = 199,383,716,211,052,806,144/15,657,306,499.22
  6. Step 6: Final answer
    x = 12,734,228,343.88

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1.5x scale

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.