Home / 3,387,340,991.79-5,079,266,884.80-1,520,386,193.88

Finding the Fourth Proportional to 3,387,340,991.79, 5,079,266,884.80 and 1,520,386,193.88

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Solution

The fourth proportional to 3,387,340,991.79, 5,079,266,884.80 and 1,520,386,193.88 is: 2,279,796,237.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,340,991.79 : 5,079,266,884.80 = 1,520,386,193.88 : x
  2. Step 2: Convert to fraction form
    3,387,340,991.79/5,079,266,884.80 = 1,520,386,193.88/x
  3. Step 3: Cross multiply
    3,387,340,991.79x = 5,079,266,884.80 × 1,520,386,193.88
  4. Step 4: Simplify right side
    3,387,340,991.79x = 7,722,447,246,681,797,632
  5. Step 5: Solve for x
    x = 7,722,447,246,681,797,632/3,387,340,991.79
  6. Step 6: Final answer
    x = 2,279,796,237.05

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1.5x scale

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.