Home / 1,168,815,015.26-1,612,965,590.68-632,970,839.78

Finding the Fourth Proportional to 1,168,815,015.26, 1,612,965,590.68 and 632,970,839.78

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Solution

The fourth proportional to 1,168,815,015.26, 1,612,965,590.68 and 632,970,839.78 is: 873,500,229.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,815,015.26 : 1,612,965,590.68 = 632,970,839.78 : x
  2. Step 2: Convert to fraction form
    1,168,815,015.26/1,612,965,590.68 = 632,970,839.78/x
  3. Step 3: Cross multiply
    1,168,815,015.26x = 1,612,965,590.68 × 632,970,839.78
  4. Step 4: Simplify right side
    1,168,815,015.26x = 1,020,960,184,460,898,560
  5. Step 5: Solve for x
    x = 1,020,960,184,460,898,560/1,168,815,015.26
  6. Step 6: Final answer
    x = 873,500,229.83

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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.