Home / 996,365,280.80-1,493,969,707.42-471,729,978.56

Finding the Fourth Proportional to 996,365,280.80, 1,493,969,707.42 and 471,729,978.56

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Solution

The fourth proportional to 996,365,280.80, 1,493,969,707.42 and 471,729,978.56 is: 707,321,212.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,365,280.80 : 1,493,969,707.42 = 471,729,978.56 : x
  2. Step 2: Convert to fraction form
    996,365,280.80/1,493,969,707.42 = 471,729,978.56/x
  3. Step 3: Cross multiply
    996,365,280.80x = 1,493,969,707.42 × 471,729,978.56
  4. Step 4: Simplify right side
    996,365,280.80x = 704,750,298,041,876,864
  5. Step 5: Solve for x
    x = 704,750,298,041,876,864/996,365,280.80
  6. Step 6: Final answer
    x = 707,321,212.04

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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.