Home / 1,820,629,834.17-2,729,838,873.72-713,908,823.21

Finding the Fourth Proportional to 1,820,629,834.17, 2,729,838,873.72 and 713,908,823.21

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Solution

The fourth proportional to 1,820,629,834.17, 2,729,838,873.72 and 713,908,823.21 is: 1,070,429,596.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,629,834.17 : 2,729,838,873.72 = 713,908,823.21 : x
  2. Step 2: Convert to fraction form
    1,820,629,834.17/2,729,838,873.72 = 713,908,823.21/x
  3. Step 3: Cross multiply
    1,820,629,834.17x = 2,729,838,873.72 × 713,908,823.21
  4. Step 4: Simplify right side
    1,820,629,834.17x = 1,948,856,057,890,356,992
  5. Step 5: Solve for x
    x = 1,948,856,057,890,356,992/1,820,629,834.17
  6. Step 6: Final answer
    x = 1,070,429,596.02

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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.