Home / 206,682,522.30-310,023,783.45-185,637,458.70

Finding the Fourth Proportional to 206,682,522.30, 310,023,783.45 and 185,637,458.70

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Solution

The fourth proportional to 206,682,522.30, 310,023,783.45 and 185,637,458.70 is: 278,456,188.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,682,522.30 : 310,023,783.45 = 185,637,458.70 : x
  2. Step 2: Convert to fraction form
    206,682,522.30/310,023,783.45 = 185,637,458.70/x
  3. Step 3: Cross multiply
    206,682,522.30x = 310,023,783.45 × 185,637,458.70
  4. Step 4: Simplify right side
    206,682,522.30x = 57,552,027,296,217,112
  5. Step 5: Solve for x
    x = 57,552,027,296,217,112/206,682,522.30
  6. Step 6: Final answer
    x = 278,456,188.05

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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.