Home / 399,211,882.40-597,922,028.40-327,548,266.40

Finding the Fourth Proportional to 399,211,882.40, 597,922,028.40 and 327,548,266.40

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Solution

The fourth proportional to 399,211,882.40, 597,922,028.40 and 327,548,266.40 is: 490,587,411.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,211,882.40 : 597,922,028.40 = 327,548,266.40 : x
  2. Step 2: Convert to fraction form
    399,211,882.40/597,922,028.40 = 327,548,266.40/x
  3. Step 3: Cross multiply
    399,211,882.40x = 597,922,028.40 × 327,548,266.40
  4. Step 4: Simplify right side
    399,211,882.40x = 195,848,323,844,791,552
  5. Step 5: Solve for x
    x = 195,848,323,844,791,552/399,211,882.40
  6. Step 6: Final answer
    x = 490,587,411.04

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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.