Home / 165,890,272.20-248,835,408.30-97,697,862.60

Finding the Fourth Proportional to 165,890,272.20, 248,835,408.30 and 97,697,862.60

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Solution

The fourth proportional to 165,890,272.20, 248,835,408.30 and 97,697,862.60 is: 146,546,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,890,272.20 : 248,835,408.30 = 97,697,862.60 : x
  2. Step 2: Convert to fraction form
    165,890,272.20/248,835,408.30 = 97,697,862.60/x
  3. Step 3: Cross multiply
    165,890,272.20x = 248,835,408.30 × 97,697,862.60
  4. Step 4: Simplify right side
    165,890,272.20x = 24,310,687,530,108,300
  5. Step 5: Solve for x
    x = 24,310,687,530,108,300/165,890,272.20
  6. Step 6: Final answer
    x = 146,546,793.90

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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.