Home / 439,752,486.58-606,856,084.15-238,807,604.48

Finding the Fourth Proportional to 439,752,486.58, 606,856,084.15 and 238,807,604.48

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Solution

The fourth proportional to 439,752,486.58, 606,856,084.15 and 238,807,604.48 is: 329,553,219.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,752,486.58 : 606,856,084.15 = 238,807,604.48 : x
  2. Step 2: Convert to fraction form
    439,752,486.58/606,856,084.15 = 238,807,604.48/x
  3. Step 3: Cross multiply
    439,752,486.58x = 606,856,084.15 × 238,807,604.48
  4. Step 4: Simplify right side
    439,752,486.58x = 144,921,847,716,940,512
  5. Step 5: Solve for x
    x = 144,921,847,716,940,512/439,752,486.58
  6. Step 6: Final answer
    x = 329,553,219.46

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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.