Home / 146,529,008.20-219,793,512.30-92,003,161.60

Finding the Fourth Proportional to 146,529,008.20, 219,793,512.30 and 92,003,161.60

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Solution

The fourth proportional to 146,529,008.20, 219,793,512.30 and 92,003,161.60 is: 138,004,742.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,529,008.20 : 219,793,512.30 = 92,003,161.60 : x
  2. Step 2: Convert to fraction form
    146,529,008.20/219,793,512.30 = 92,003,161.60/x
  3. Step 3: Cross multiply
    146,529,008.20x = 219,793,512.30 × 92,003,161.60
  4. Step 4: Simplify right side
    146,529,008.20x = 20,221,698,030,768,488
  5. Step 5: Solve for x
    x = 20,221,698,030,768,488/146,529,008.20
  6. Step 6: Final answer
    x = 138,004,742.40

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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.