Home / 264,268,228.80-396,402,343.20-72,792,004.80

Finding the Fourth Proportional to 264,268,228.80, 396,402,343.20 and 72,792,004.80

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Solution

The fourth proportional to 264,268,228.80, 396,402,343.20 and 72,792,004.80 is: 109,188,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,268,228.80 : 396,402,343.20 = 72,792,004.80 : x
  2. Step 2: Convert to fraction form
    264,268,228.80/396,402,343.20 = 72,792,004.80/x
  3. Step 3: Cross multiply
    264,268,228.80x = 396,402,343.20 × 72,792,004.80
  4. Step 4: Simplify right side
    264,268,228.80x = 28,854,921,268,945,644
  5. Step 5: Solve for x
    x = 28,854,921,268,945,644/264,268,228.80
  6. Step 6: Final answer
    x = 109,188,007.20

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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.