Home / 265,998,293.80-367,138,845.67-156,025,436.20

Finding the Fourth Proportional to 265,998,293.80, 367,138,845.67 and 156,025,436.20

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Solution

The fourth proportional to 265,998,293.80, 367,138,845.67 and 156,025,436.20 is: 215,350,999.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,998,293.80 : 367,138,845.67 = 156,025,436.20 : x
  2. Step 2: Convert to fraction form
    265,998,293.80/367,138,845.67 = 156,025,436.20/x
  3. Step 3: Cross multiply
    265,998,293.80x = 367,138,845.67 × 156,025,436.20
  4. Step 4: Simplify right side
    265,998,293.80x = 57,282,998,539,790,536
  5. Step 5: Solve for x
    x = 57,282,998,539,790,536/265,998,293.80
  6. Step 6: Final answer
    x = 215,350,999.90

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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.