Home / 2,170,568,847.12-2,995,386,483.96-1,217,818,060.08

Finding the Fourth Proportional to 2,170,568,847.12, 2,995,386,483.96 and 1,217,818,060.08

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Solution

The fourth proportional to 2,170,568,847.12, 2,995,386,483.96 and 1,217,818,060.08 is: 1,680,589,750.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,568,847.12 : 2,995,386,483.96 = 1,217,818,060.08 : x
  2. Step 2: Convert to fraction form
    2,170,568,847.12/2,995,386,483.96 = 1,217,818,060.08/x
  3. Step 3: Cross multiply
    2,170,568,847.12x = 2,995,386,483.96 × 1,217,818,060.08
  4. Step 4: Simplify right side
    2,170,568,847.12x = 3,647,835,757,086,019,072
  5. Step 5: Solve for x
    x = 3,647,835,757,086,019,072/2,170,568,847.12
  6. Step 6: Final answer
    x = 1,680,589,750.44

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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.