Home / 5,121,425,176.38-7,067,573,914.95-2,774,581,720.38

Finding the Fourth Proportional to 5,121,425,176.38, 7,067,573,914.95 and 2,774,581,720.38

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Solution

The fourth proportional to 5,121,425,176.38, 7,067,573,914.95 and 2,774,581,720.38 is: 3,828,926,659.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,425,176.38 : 7,067,573,914.95 = 2,774,581,720.38 : x
  2. Step 2: Convert to fraction form
    5,121,425,176.38/7,067,573,914.95 = 2,774,581,720.38/x
  3. Step 3: Cross multiply
    5,121,425,176.38x = 7,067,573,914.95 × 2,774,581,720.38
  4. Step 4: Simplify right side
    5,121,425,176.38x = 19,609,561,391,854,784,512
  5. Step 5: Solve for x
    x = 19,609,561,391,854,784,512/5,121,425,176.38
  6. Step 6: Final answer
    x = 3,828,926,659.38

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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.