Home / 1,353,083,794.62-2,029,667,682.33-643,876,961.10

Finding the Fourth Proportional to 1,353,083,794.62, 2,029,667,682.33 and 643,876,961.10

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Solution

The fourth proportional to 1,353,083,794.62, 2,029,667,682.33 and 643,876,961.10 is: 965,835,423.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,083,794.62 : 2,029,667,682.33 = 643,876,961.10 : x
  2. Step 2: Convert to fraction form
    1,353,083,794.62/2,029,667,682.33 = 643,876,961.10/x
  3. Step 3: Cross multiply
    1,353,083,794.62x = 2,029,667,682.33 × 643,876,961.10
  4. Step 4: Simplify right side
    1,353,083,794.62x = 1,306,856,259,341,520,640
  5. Step 5: Solve for x
    x = 1,306,856,259,341,520,640/1,353,083,794.62
  6. Step 6: Final answer
    x = 965,835,423.16

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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.