Home / 1,828,129,108.38-2,522,810,281.59-992,746,792.86

Finding the Fourth Proportional to 1,828,129,108.38, 2,522,810,281.59 and 992,746,792.86

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Solution

The fourth proportional to 1,828,129,108.38, 2,522,810,281.59 and 992,746,792.86 is: 1,369,986,290.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,129,108.38 : 2,522,810,281.59 = 992,746,792.86 : x
  2. Step 2: Convert to fraction form
    1,828,129,108.38/2,522,810,281.59 = 992,746,792.86/x
  3. Step 3: Cross multiply
    1,828,129,108.38x = 2,522,810,281.59 × 992,746,792.86
  4. Step 4: Simplify right side
    1,828,129,108.38x = 2,504,511,816,042,706,432
  5. Step 5: Solve for x
    x = 2,504,511,816,042,706,432/1,828,129,108.38
  6. Step 6: Final answer
    x = 1,369,986,290.66

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Double scale
Find fourth proportional to 1,828,129,109.38, 2,522,810,282.97 and 992,746,793.86
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.