Home / 480,701,405.05-721,030,439.86-200,466,923.29

Finding the Fourth Proportional to 480,701,405.05, 721,030,439.86 and 200,466,923.29

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Solution

The fourth proportional to 480,701,405.05, 721,030,439.86 and 200,466,923.29 is: 300,691,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,701,405.05 : 721,030,439.86 = 200,466,923.29 : x
  2. Step 2: Convert to fraction form
    480,701,405.05/721,030,439.86 = 200,466,923.29/x
  3. Step 3: Cross multiply
    480,701,405.05x = 721,030,439.86 × 200,466,923.29
  4. Step 4: Simplify right side
    480,701,405.05x = 144,542,753,877,169,568
  5. Step 5: Solve for x
    x = 144,542,753,877,169,568/480,701,405.05
  6. Step 6: Final answer
    x = 300,691,348.85

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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.