Home / 327,655,218.24-491,556,134.88-123,185,065.28

Finding the Fourth Proportional to 327,655,218.24, 491,556,134.88 and 123,185,065.28

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Solution

The fourth proportional to 327,655,218.24, 491,556,134.88 and 123,185,065.28 is: 184,805,158.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,655,218.24 : 491,556,134.88 = 123,185,065.28 : x
  2. Step 2: Convert to fraction form
    327,655,218.24/491,556,134.88 = 123,185,065.28/x
  3. Step 3: Cross multiply
    327,655,218.24x = 491,556,134.88 × 123,185,065.28
  4. Step 4: Simplify right side
    327,655,218.24x = 60,552,374,563,977,288
  5. Step 5: Solve for x
    x = 60,552,374,563,977,288/327,655,218.24
  6. Step 6: Final answer
    x = 184,805,158.57

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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.