Home / 275,235,623.20-412,853,434.80-264,654,042.40

Finding the Fourth Proportional to 275,235,623.20, 412,853,434.80 and 264,654,042.40

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Solution

The fourth proportional to 275,235,623.20, 412,853,434.80 and 264,654,042.40 is: 396,981,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,235,623.20 : 412,853,434.80 = 264,654,042.40 : x
  2. Step 2: Convert to fraction form
    275,235,623.20/412,853,434.80 = 264,654,042.40/x
  3. Step 3: Cross multiply
    275,235,623.20x = 412,853,434.80 × 264,654,042.40
  4. Step 4: Simplify right side
    275,235,623.20x = 109,263,330,438,544,848
  5. Step 5: Solve for x
    x = 109,263,330,438,544,848/275,235,623.20
  6. Step 6: Final answer
    x = 396,981,063.60

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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.