Home / 1,549,008,942-2,137,632,383.16-853,647,918

Finding the Fourth Proportional to 1,549,008,942, 2,137,632,383.16 and 853,647,918

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Solution

The fourth proportional to 1,549,008,942, 2,137,632,383.16 and 853,647,918 is: 1,178,034,150.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,008,942 : 2,137,632,383.16 = 853,647,918 : x
  2. Step 2: Convert to fraction form
    1,549,008,942/2,137,632,383.16 = 853,647,918/x
  3. Step 3: Cross multiply
    1,549,008,942x = 2,137,632,383.16 × 853,647,918
  4. Step 4: Simplify right side
    1,549,008,942x = 1,824,785,433,333,912,320
  5. Step 5: Solve for x
    x = 1,824,785,433,333,912,320/1,549,008,942
  6. Step 6: Final answer
    x = 1,178,034,150.65

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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.