Home / 2,792,071,689.38-4,187,017,890.37-1,218,660,229.34

Finding the Fourth Proportional to 2,792,071,689.38, 4,187,017,890.37 and 1,218,660,229.34

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Solution

The fourth proportional to 2,792,071,689.38, 4,187,017,890.37 and 1,218,660,229.34 is: 1,827,514,745.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,071,689.38 : 4,187,017,890.37 = 1,218,660,229.34 : x
  2. Step 2: Convert to fraction form
    2,792,071,689.38/4,187,017,890.37 = 1,218,660,229.34/x
  3. Step 3: Cross multiply
    2,792,071,689.38x = 4,187,017,890.37 × 1,218,660,229.34
  4. Step 4: Simplify right side
    2,792,071,689.38x = 5,102,552,182,528,987,136
  5. Step 5: Solve for x
    x = 5,102,552,182,528,987,136/2,792,071,689.38
  6. Step 6: Final answer
    x = 1,827,514,745.39

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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.