Home / 2,162,312,027.20-3,241,722,587.14-1,987,775,965.23

Finding the Fourth Proportional to 2,162,312,027.20, 3,241,722,587.14 and 1,987,775,965.23

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Solution

The fourth proportional to 2,162,312,027.20, 3,241,722,587.14 and 1,987,775,965.23 is: 2,980,059,382.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,312,027.20 : 3,241,722,587.14 = 1,987,775,965.23 : x
  2. Step 2: Convert to fraction form
    2,162,312,027.20/3,241,722,587.14 = 1,987,775,965.23/x
  3. Step 3: Cross multiply
    2,162,312,027.20x = 3,241,722,587.14 × 1,987,775,965.23
  4. Step 4: Simplify right side
    2,162,312,027.20x = 6,443,818,244,668,526,592
  5. Step 5: Solve for x
    x = 6,443,818,244,668,526,592/2,162,312,027.20
  6. Step 6: Final answer
    x = 2,980,059,382.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.