Home / 1,687,823,984.18-2,329,197,098.20-945,268,046.94

Finding the Fourth Proportional to 1,687,823,984.18, 2,329,197,098.20 and 945,268,046.94

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Solution

The fourth proportional to 1,687,823,984.18, 2,329,197,098.20 and 945,268,046.94 is: 1,304,469,904.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,823,984.18 : 2,329,197,098.20 = 945,268,046.94 : x
  2. Step 2: Convert to fraction form
    1,687,823,984.18/2,329,197,098.20 = 945,268,046.94/x
  3. Step 3: Cross multiply
    1,687,823,984.18x = 2,329,197,098.20 × 945,268,046.94
  4. Step 4: Simplify right side
    1,687,823,984.18x = 2,201,715,591,953,829,376
  5. Step 5: Solve for x
    x = 2,201,715,591,953,829,376/1,687,823,984.18
  6. Step 6: Final answer
    x = 1,304,469,904.79

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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.