Home / 9,341,933,079.36-12,891,901,816.53-5,055,146,437.62

Finding the Fourth Proportional to 9,341,933,079.36, 12,891,901,816.53 and 5,055,146,437.62

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Solution

The fourth proportional to 9,341,933,079.36, 12,891,901,816.53 and 5,055,146,437.62 is: 6,976,120,572.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341,933,079.36 : 12,891,901,816.53 = 5,055,146,437.62 : x
  2. Step 2: Convert to fraction form
    9,341,933,079.36/12,891,901,816.53 = 5,055,146,437.62/x
  3. Step 3: Cross multiply
    9,341,933,079.36x = 12,891,901,816.53 × 5,055,146,437.62
  4. Step 4: Simplify right side
    9,341,933,079.36x = 65,170,451,541,978,439,680
  5. Step 5: Solve for x
    x = 65,170,451,541,978,439,680/9,341,933,079.36
  6. Step 6: Final answer
    x = 6,976,120,572.51

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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.