Home / 3,605,997,479.68-4,980,944,511.12-2,981,986,543.36

Finding the Fourth Proportional to 3,605,997,479.68, 4,980,944,511.12 and 2,981,986,543.36

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Solution

The fourth proportional to 3,605,997,479.68, 4,980,944,511.12 and 2,981,986,543.36 is: 4,119,001,632.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605,997,479.68 : 4,980,944,511.12 = 2,981,986,543.36 : x
  2. Step 2: Convert to fraction form
    3,605,997,479.68/4,980,944,511.12 = 2,981,986,543.36/x
  3. Step 3: Cross multiply
    3,605,997,479.68x = 4,980,944,511.12 × 2,981,986,543.36
  4. Step 4: Simplify right side
    3,605,997,479.68x = 14,853,109,505,382,694,912
  5. Step 5: Solve for x
    x = 14,853,109,505,382,694,912/3,605,997,479.68
  6. Step 6: Final answer
    x = 4,119,001,632.44

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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.