Home / 376,204,255.70-519,163,075.62-208,940,486.61

Finding the Fourth Proportional to 376,204,255.70, 519,163,075.62 and 208,940,486.61

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Solution

The fourth proportional to 376,204,255.70, 519,163,075.62 and 208,940,486.61 is: 288,338,539.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,204,255.70 : 519,163,075.62 = 208,940,486.61 : x
  2. Step 2: Convert to fraction form
    376,204,255.70/519,163,075.62 = 208,940,486.61/x
  3. Step 3: Cross multiply
    376,204,255.70x = 519,163,075.62 × 208,940,486.61
  4. Step 4: Simplify right side
    376,204,255.70x = 108,474,185,649,987,040
  5. Step 5: Solve for x
    x = 108,474,185,649,987,040/376,204,255.70
  6. Step 6: Final answer
    x = 288,338,539.52

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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.