Home / 376,204,254.95-519,163,074.59-208,940,485.85

Finding the Fourth Proportional to 376,204,254.95, 519,163,074.59 and 208,940,485.85

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Solution

The fourth proportional to 376,204,254.95, 519,163,074.59 and 208,940,485.85 is: 288,338,538.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,204,254.95 : 519,163,074.59 = 208,940,485.85 : x
  2. Step 2: Convert to fraction form
    376,204,254.95/519,163,074.59 = 208,940,485.85/x
  3. Step 3: Cross multiply
    376,204,254.95x = 519,163,074.59 × 208,940,485.85
  4. Step 4: Simplify right side
    376,204,254.95x = 108,474,185,040,467,584
  5. Step 5: Solve for x
    x = 108,474,185,040,467,584/376,204,254.95
  6. Step 6: Final answer
    x = 288,338,538.48

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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.