Home / 480,701,400.80-721,030,433.49-200,466,919.04

Finding the Fourth Proportional to 480,701,400.80, 721,030,433.49 and 200,466,919.04

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Solution

The fourth proportional to 480,701,400.80, 721,030,433.49 and 200,466,919.04 is: 300,691,342.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,701,400.80 : 721,030,433.49 = 200,466,919.04 : x
  2. Step 2: Convert to fraction form
    480,701,400.80/721,030,433.49 = 200,466,919.04/x
  3. Step 3: Cross multiply
    480,701,400.80x = 721,030,433.49 × 200,466,919.04
  4. Step 4: Simplify right side
    480,701,400.80x = 144,542,749,532,210,784
  5. Step 5: Solve for x
    x = 144,542,749,532,210,784/480,701,400.80
  6. Step 6: Final answer
    x = 300,691,342.47

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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.