Home / 439,150,025.81-606,023,448.68-238,206,397.19

Finding the Fourth Proportional to 439,150,025.81, 606,023,448.68 and 238,206,397.19

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Solution

The fourth proportional to 439,150,025.81, 606,023,448.68 and 238,206,397.19 is: 328,722,882.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,150,025.81 : 606,023,448.68 = 238,206,397.19 : x
  2. Step 2: Convert to fraction form
    439,150,025.81/606,023,448.68 = 238,206,397.19/x
  3. Step 3: Cross multiply
    439,150,025.81x = 606,023,448.68 × 238,206,397.19
  4. Step 4: Simplify right side
    439,150,025.81x = 144,358,662,318,500,512
  5. Step 5: Solve for x
    x = 144,358,662,318,500,512/439,150,025.81
  6. Step 6: Final answer
    x = 328,722,882.47

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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.