Home / 1,395,872,206,145.60-2,090,876,103,690.60-885,668,351,992.15

Finding the Fourth Proportional to 1,395,872,206,145.60, 2,090,876,103,690.60 and 885,668,351,992.15

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Solution

The fourth proportional to 1,395,872,206,145.60, 2,090,876,103,690.60 and 885,668,351,992.15 is: 1,326,642,069,970.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,872,206,145.60 : 2,090,876,103,690.60 = 885,668,351,992.15 : x
  2. Step 2: Convert to fraction form
    1,395,872,206,145.60/2,090,876,103,690.60 = 885,668,351,992.15/x
  3. Step 3: Cross multiply
    1,395,872,206,145.60x = 2,090,876,103,690.60 × 885,668,351,992.15
  4. Step 4: Simplify right side
    1,395,872,206,145.60x = 1,851,822,792,975,421,699,784,704
  5. Step 5: Solve for x
    x = 1,851,822,792,975,421,699,784,704/1,395,872,206,145.60
  6. Step 6: Final answer
    x = 1,326,642,069,970.60

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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.