Home / 4,086,339,744.78-5,639,148,814.58-2,206,744,862.57

Finding the Fourth Proportional to 4,086,339,744.78, 5,639,148,814.58 and 2,206,744,862.57

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Solution

The fourth proportional to 4,086,339,744.78, 5,639,148,814.58 and 2,206,744,862.57 is: 3,045,307,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086,339,744.78 : 5,639,148,814.58 = 2,206,744,862.57 : x
  2. Step 2: Convert to fraction form
    4,086,339,744.78/5,639,148,814.58 = 2,206,744,862.57/x
  3. Step 3: Cross multiply
    4,086,339,744.78x = 5,639,148,814.58 × 2,206,744,862.57
  4. Step 4: Simplify right side
    4,086,339,744.78x = 12,444,162,675,802,890,240
  5. Step 5: Solve for x
    x = 12,444,162,675,802,890,240/4,086,339,744.78
  6. Step 6: Final answer
    x = 3,045,307,892.40

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Double scale
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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.