Home / 165,890,258.20-248,835,387.30-146,182,763.80

Finding the Fourth Proportional to 165,890,258.20, 248,835,387.30 and 146,182,763.80

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Solution

The fourth proportional to 165,890,258.20, 248,835,387.30 and 146,182,763.80 is: 219,274,145.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,890,258.20 : 248,835,387.30 = 146,182,763.80 : x
  2. Step 2: Convert to fraction form
    165,890,258.20/248,835,387.30 = 146,182,763.80/x
  3. Step 3: Cross multiply
    165,890,258.20x = 248,835,387.30 × 146,182,763.80
  4. Step 4: Simplify right side
    165,890,258.20x = 36,375,444,646,757,424
  5. Step 5: Solve for x
    x = 36,375,444,646,757,424/165,890,258.20
  6. Step 6: Final answer
    x = 219,274,145.70

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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.