Home / 348,265,716.85-480,592,279.95-189,496,493.29

Finding the Fourth Proportional to 348,265,716.85, 480,592,279.95 and 189,496,493.29

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Solution

The fourth proportional to 348,265,716.85, 480,592,279.95 and 189,496,493.29 is: 261,497,320.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,265,716.85 : 480,592,279.95 = 189,496,493.29 : x
  2. Step 2: Convert to fraction form
    348,265,716.85/480,592,279.95 = 189,496,493.29/x
  3. Step 3: Cross multiply
    348,265,716.85x = 480,592,279.95 × 189,496,493.29
  4. Step 4: Simplify right side
    348,265,716.85x = 91,070,551,752,770,976
  5. Step 5: Solve for x
    x = 91,070,551,752,770,976/348,265,716.85
  6. Step 6: Final answer
    x = 261,497,320.43

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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.