Home / 394,482,083.24-544,604,205.48-237,888,859.16

Finding the Fourth Proportional to 394,482,083.24, 544,604,205.48 and 237,888,859.16

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Solution

The fourth proportional to 394,482,083.24, 544,604,205.48 and 237,888,859.16 is: 328,418,649.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,482,083.24 : 544,604,205.48 = 237,888,859.16 : x
  2. Step 2: Convert to fraction form
    394,482,083.24/544,604,205.48 = 237,888,859.16/x
  3. Step 3: Cross multiply
    394,482,083.24x = 544,604,205.48 × 237,888,859.16
  4. Step 4: Simplify right side
    394,482,083.24x = 129,555,273,135,375,424
  5. Step 5: Solve for x
    x = 129,555,273,135,375,424/394,482,083.24
  6. Step 6: Final answer
    x = 328,418,649.77

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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.