Home / 1,468,109,413.20-2,204,715,036.60-779,361,877.20

Finding the Fourth Proportional to 1,468,109,413.20, 2,204,715,036.60 and 779,361,877.20

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Solution

The fourth proportional to 1,468,109,413.20, 2,204,715,036.60 and 779,361,877.20 is: 1,170,396,997.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,109,413.20 : 2,204,715,036.60 = 779,361,877.20 : x
  2. Step 2: Convert to fraction form
    1,468,109,413.20/2,204,715,036.60 = 779,361,877.20/x
  3. Step 3: Cross multiply
    1,468,109,413.20x = 2,204,715,036.60 × 779,361,877.20
  4. Step 4: Simplify right side
    1,468,109,413.20x = 1,718,270,849,615,642,624
  5. Step 5: Solve for x
    x = 1,718,270,849,615,642,624/1,468,109,413.20
  6. Step 6: Final answer
    x = 1,170,396,997.78

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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.