Home / 237,190,042.17-355,321,712.65-163,400,787.91

Finding the Fourth Proportional to 237,190,042.17, 355,321,712.65 and 163,400,787.91

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Solution

The fourth proportional to 237,190,042.17, 355,321,712.65 and 163,400,787.91 is: 244,781,978.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,190,042.17 : 355,321,712.65 = 163,400,787.91 : x
  2. Step 2: Convert to fraction form
    237,190,042.17/355,321,712.65 = 163,400,787.91/x
  3. Step 3: Cross multiply
    237,190,042.17x = 355,321,712.65 × 163,400,787.91
  4. Step 4: Simplify right side
    237,190,042.17x = 58,059,847,808,540,608
  5. Step 5: Solve for x
    x = 58,059,847,808,540,608/237,190,042.17
  6. Step 6: Final answer
    x = 244,781,978.52

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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.