Home / 3,387,340,992.79-5,079,266,886.30-1,520,386,194.88

Finding the Fourth Proportional to 3,387,340,992.79, 5,079,266,886.30 and 1,520,386,194.88

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Solution

The fourth proportional to 3,387,340,992.79, 5,079,266,886.30 and 1,520,386,194.88 is: 2,279,796,238.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,340,992.79 : 5,079,266,886.30 = 1,520,386,194.88 : x
  2. Step 2: Convert to fraction form
    3,387,340,992.79/5,079,266,886.30 = 1,520,386,194.88/x
  3. Step 3: Cross multiply
    3,387,340,992.79x = 5,079,266,886.30 × 1,520,386,194.88
  4. Step 4: Simplify right side
    3,387,340,992.79x = 7,722,447,254,041,643,008
  5. Step 5: Solve for x
    x = 7,722,447,254,041,643,008/3,387,340,992.79
  6. Step 6: Final answer
    x = 2,279,796,238.55

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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.