Home / 13,885,561,677.31-19,161,749,183.51-8,170,216,293.08

Finding the Fourth Proportional to 13,885,561,677.31, 19,161,749,183.51 and 8,170,216,293.08

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Solution

The fourth proportional to 13,885,561,677.31, 19,161,749,183.51 and 8,170,216,293.08 is: 11,274,706,707.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885,561,677.31 : 19,161,749,183.51 = 8,170,216,293.08 : x
  2. Step 2: Convert to fraction form
    13,885,561,677.31/19,161,749,183.51 = 8,170,216,293.08/x
  3. Step 3: Cross multiply
    13,885,561,677.31x = 19,161,749,183.51 × 8,170,216,293.08
  4. Step 4: Simplify right side
    13,885,561,677.31x = 156,555,635,383,025,762,304
  5. Step 5: Solve for x
    x = 156,555,635,383,025,762,304/13,885,561,677.31
  6. Step 6: Final answer
    x = 11,274,706,707.68

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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.