Home / 1,820,629,845.68-2,729,838,891.02-713,908,834.73

Finding the Fourth Proportional to 1,820,629,845.68, 2,729,838,891.02 and 713,908,834.73

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Solution

The fourth proportional to 1,820,629,845.68, 2,729,838,891.02 and 713,908,834.73 is: 1,070,429,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,629,845.68 : 2,729,838,891.02 = 713,908,834.73 : x
  2. Step 2: Convert to fraction form
    1,820,629,845.68/2,729,838,891.02 = 713,908,834.73/x
  3. Step 3: Cross multiply
    1,820,629,845.68x = 2,729,838,891.02 × 713,908,834.73
  4. Step 4: Simplify right side
    1,820,629,845.68x = 1,948,856,101,671,504,896
  5. Step 5: Solve for x
    x = 1,948,856,101,671,504,896/1,820,629,845.68
  6. Step 6: Final answer
    x = 1,070,429,613.30

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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.