Home / 545,226,278.90-817,839,418.35-327,548,045.30

Finding the Fourth Proportional to 545,226,278.90, 817,839,418.35 and 327,548,045.30

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Solution

The fourth proportional to 545,226,278.90, 817,839,418.35 and 327,548,045.30 is: 491,322,067.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,226,278.90 : 817,839,418.35 = 327,548,045.30 : x
  2. Step 2: Convert to fraction form
    545,226,278.90/817,839,418.35 = 327,548,045.30/x
  3. Step 3: Cross multiply
    545,226,278.90x = 817,839,418.35 × 327,548,045.30
  4. Step 4: Simplify right side
    545,226,278.90x = 267,881,702,849,831,456
  5. Step 5: Solve for x
    x = 267,881,702,849,831,456/545,226,278.90
  6. Step 6: Final answer
    x = 491,322,067.95

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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.