Home / 927,629,071,815.75-1,391,644,899,912.10-282,217,925,452.15

Finding the Fourth Proportional to 927,629,071,815.75, 1,391,644,899,912.10 and 282,217,925,452.15

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Solution

The fourth proportional to 927,629,071,815.75, 1,391,644,899,912.10 and 282,217,925,452.15 is: 423,388,128,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,629,071,815.75 : 1,391,644,899,912.10 = 282,217,925,452.15 : x
  2. Step 2: Convert to fraction form
    927,629,071,815.75/1,391,644,899,912.10 = 282,217,925,452.15/x
  3. Step 3: Cross multiply
    927,629,071,815.75x = 1,391,644,899,912.10 × 282,217,925,452.15
  4. Step 4: Simplify right side
    927,629,071,815.75x = 392,747,136,619,257,859,670,016
  5. Step 5: Solve for x
    x = 392,747,136,619,257,859,670,016/927,629,071,815.75
  6. Step 6: Final answer
    x = 423,388,128,457.95

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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.