Home / 439,150,026.57-606,023,449.74-238,206,397.92

Finding the Fourth Proportional to 439,150,026.57, 606,023,449.74 and 238,206,397.92

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Solution

The fourth proportional to 439,150,026.57, 606,023,449.74 and 238,206,397.92 is: 328,722,883.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,150,026.57 : 606,023,449.74 = 238,206,397.92 : x
  2. Step 2: Convert to fraction form
    439,150,026.57/606,023,449.74 = 238,206,397.92/x
  3. Step 3: Cross multiply
    439,150,026.57x = 606,023,449.74 × 238,206,397.92
  4. Step 4: Simplify right side
    439,150,026.57x = 144,358,663,017,617,568
  5. Step 5: Solve for x
    x = 144,358,663,017,617,568/439,150,026.57
  6. Step 6: Final answer
    x = 328,722,883.49

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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.