Home / 165,890,259.20-248,835,388.80-146,182,764.80

Finding the Fourth Proportional to 165,890,259.20, 248,835,388.80 and 146,182,764.80

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Solution

The fourth proportional to 165,890,259.20, 248,835,388.80 and 146,182,764.80 is: 219,274,147.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,890,259.20 : 248,835,388.80 = 146,182,764.80 : x
  2. Step 2: Convert to fraction form
    165,890,259.20/248,835,388.80 = 146,182,764.80/x
  3. Step 3: Cross multiply
    165,890,259.20x = 248,835,388.80 × 146,182,764.80
  4. Step 4: Simplify right side
    165,890,259.20x = 36,375,445,114,866,960
  5. Step 5: Solve for x
    x = 36,375,445,114,866,960/165,890,259.20
  6. Step 6: Final answer
    x = 219,274,147.20

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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.