Home / 215,702,422.80-323,553,634.20-179,830,155.30

Finding the Fourth Proportional to 215,702,422.80, 323,553,634.20 and 179,830,155.30

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Solution

The fourth proportional to 215,702,422.80, 323,553,634.20 and 179,830,155.30 is: 269,745,232.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,702,422.80 : 323,553,634.20 = 179,830,155.30 : x
  2. Step 2: Convert to fraction form
    215,702,422.80/323,553,634.20 = 179,830,155.30/x
  3. Step 3: Cross multiply
    215,702,422.80x = 323,553,634.20 × 179,830,155.30
  4. Step 4: Simplify right side
    215,702,422.80x = 58,184,700,286,065,392
  5. Step 5: Solve for x
    x = 58,184,700,286,065,392/215,702,422.80
  6. Step 6: Final answer
    x = 269,745,232.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.