Home / 347,846,605.43-480,080,787.50-212,135,574.48

Finding the Fourth Proportional to 347,846,605.43, 480,080,787.50 and 212,135,574.48

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Solution

The fourth proportional to 347,846,605.43, 480,080,787.50 and 212,135,574.48 is: 292,779,093.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,846,605.43 : 480,080,787.50 = 212,135,574.48 : x
  2. Step 2: Convert to fraction form
    347,846,605.43/480,080,787.50 = 212,135,574.48/x
  3. Step 3: Cross multiply
    347,846,605.43x = 480,080,787.50 × 212,135,574.48
  4. Step 4: Simplify right side
    347,846,605.43x = 101,842,213,654,853,840
  5. Step 5: Solve for x
    x = 101,842,213,654,853,840/347,846,605.43
  6. Step 6: Final answer
    x = 292,779,093.04

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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.