Home / 496,206,871.20-744,310,306.80-472,398,314.40

Finding the Fourth Proportional to 496,206,871.20, 744,310,306.80 and 472,398,314.40

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Solution

The fourth proportional to 496,206,871.20, 744,310,306.80 and 472,398,314.40 is: 708,597,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,206,871.20 : 744,310,306.80 = 472,398,314.40 : x
  2. Step 2: Convert to fraction form
    496,206,871.20/744,310,306.80 = 472,398,314.40/x
  3. Step 3: Cross multiply
    496,206,871.20x = 744,310,306.80 × 472,398,314.40
  4. Step 4: Simplify right side
    496,206,871.20x = 351,610,934,322,866,816
  5. Step 5: Solve for x
    x = 351,610,934,322,866,816/496,206,871.20
  6. Step 6: Final answer
    x = 708,597,471.60

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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.