Home / 1,082,004,791.38-1,492,396,864.38-992,984,203.91

Finding the Fourth Proportional to 1,082,004,791.38, 1,492,396,864.38 and 992,984,203.91

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Solution

The fourth proportional to 1,082,004,791.38, 1,492,396,864.38 and 992,984,203.91 is: 1,369,611,783.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,004,791.38 : 1,492,396,864.38 = 992,984,203.91 : x
  2. Step 2: Convert to fraction form
    1,082,004,791.38/1,492,396,864.38 = 992,984,203.91/x
  3. Step 3: Cross multiply
    1,082,004,791.38x = 1,492,396,864.38 × 992,984,203.91
  4. Step 4: Simplify right side
    1,082,004,791.38x = 1,481,926,512,297,855,744
  5. Step 5: Solve for x
    x = 1,481,926,512,297,855,744/1,082,004,791.38
  6. Step 6: Final answer
    x = 1,369,611,783.71

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Double scale
Find fourth proportional to 1,082,004,792.38, 1,492,396,865.76 and 992,984,204.91
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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.