Home / 1,395,872,206,145.30-2,090,876,103,689.90-885,668,351,991.80

Finding the Fourth Proportional to 1,395,872,206,145.30, 2,090,876,103,689.90 and 885,668,351,991.80

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Solution

The fourth proportional to 1,395,872,206,145.30, 2,090,876,103,689.90 and 885,668,351,991.80 is: 1,326,642,069,969.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,872,206,145.30 : 2,090,876,103,689.90 = 885,668,351,991.80 : x
  2. Step 2: Convert to fraction form
    1,395,872,206,145.30/2,090,876,103,689.90 = 885,668,351,991.80/x
  3. Step 3: Cross multiply
    1,395,872,206,145.30x = 2,090,876,103,689.90 × 885,668,351,991.80
  4. Step 4: Simplify right side
    1,395,872,206,145.30x = 1,851,822,792,974,069,590,392,832
  5. Step 5: Solve for x
    x = 1,851,822,792,974,069,590,392,832/1,395,872,206,145.30
  6. Step 6: Final answer
    x = 1,326,642,069,969.91

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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.