Home / 264,731,443.20-397,134,489.60-82,959,667.20

Finding the Fourth Proportional to 264,731,443.20, 397,134,489.60 and 82,959,667.20

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Solution

The fourth proportional to 264,731,443.20, 397,134,489.60 and 82,959,667.20 is: 124,451,197.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,731,443.20 : 397,134,489.60 = 82,959,667.20 : x
  2. Step 2: Convert to fraction form
    264,731,443.20/397,134,489.60 = 82,959,667.20/x
  3. Step 3: Cross multiply
    264,731,443.20x = 397,134,489.60 × 82,959,667.20
  4. Step 4: Simplify right side
    264,731,443.20x = 32,946,145,090,857,864
  5. Step 5: Solve for x
    x = 32,946,145,090,857,864/264,731,443.20
  6. Step 6: Final answer
    x = 124,451,197.38

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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.