Home / 3,878,737,004.84-5,818,105,584.14-931,016,622.65

Finding the Fourth Proportional to 3,878,737,004.84, 5,818,105,584.14 and 931,016,622.65

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Solution

The fourth proportional to 3,878,737,004.84, 5,818,105,584.14 and 931,016,622.65 is: 1,396,524,952.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,737,004.84 : 5,818,105,584.14 = 931,016,622.65 : x
  2. Step 2: Convert to fraction form
    3,878,737,004.84/5,818,105,584.14 = 931,016,622.65/x
  3. Step 3: Cross multiply
    3,878,737,004.84x = 5,818,105,584.14 × 931,016,622.65
  4. Step 4: Simplify right side
    3,878,737,004.84x = 5,416,753,011,133,382,656
  5. Step 5: Solve for x
    x = 5,416,753,011,133,382,656/3,878,737,004.84
  6. Step 6: Final answer
    x = 1,396,524,952.42

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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.