Home / 227,295,912.80-313,753,657.20-148,984,509.92

Finding the Fourth Proportional to 227,295,912.80, 313,753,657.20 and 148,984,509.92

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Solution

The fourth proportional to 227,295,912.80, 313,753,657.20 and 148,984,509.92 is: 205,654,533.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,295,912.80 : 313,753,657.20 = 148,984,509.92 : x
  2. Step 2: Convert to fraction form
    227,295,912.80/313,753,657.20 = 148,984,509.92/x
  3. Step 3: Cross multiply
    227,295,912.80x = 313,753,657.20 × 148,984,509.92
  4. Step 4: Simplify right side
    227,295,912.80x = 46,744,434,853,549,672
  5. Step 5: Solve for x
    x = 46,744,434,853,549,672/227,295,912.80
  6. Step 6: Final answer
    x = 205,654,533.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.