Home / 403,704,024.30-605,556,036.45-265,954,517.10

Finding the Fourth Proportional to 403,704,024.30, 605,556,036.45 and 265,954,517.10

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Solution

The fourth proportional to 403,704,024.30, 605,556,036.45 and 265,954,517.10 is: 398,931,775.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,704,024.30 : 605,556,036.45 = 265,954,517.10 : x
  2. Step 2: Convert to fraction form
    403,704,024.30/605,556,036.45 = 265,954,517.10/x
  3. Step 3: Cross multiply
    403,704,024.30x = 605,556,036.45 × 265,954,517.10
  4. Step 4: Simplify right side
    403,704,024.30x = 161,050,363,251,049,760
  5. Step 5: Solve for x
    x = 161,050,363,251,049,760/403,704,024.30
  6. Step 6: Final answer
    x = 398,931,775.65

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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.