Home / 480,701,413.78-721,030,452.96-200,466,932.02

Finding the Fourth Proportional to 480,701,413.78, 721,030,452.96 and 200,466,932.02

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Solution

The fourth proportional to 480,701,413.78, 721,030,452.96 and 200,466,932.02 is: 300,691,361.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,701,413.78 : 721,030,452.96 = 200,466,932.02 : x
  2. Step 2: Convert to fraction form
    480,701,413.78/721,030,452.96 = 200,466,932.02/x
  3. Step 3: Cross multiply
    480,701,413.78x = 721,030,452.96 × 200,466,932.02
  4. Step 4: Simplify right side
    480,701,413.78x = 144,542,762,797,882,144
  5. Step 5: Solve for x
    x = 144,542,762,797,882,144/480,701,413.78
  6. Step 6: Final answer
    x = 300,691,361.94

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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.