Home / 165,945,273.40-248,917,910.10-149,506,031.80

Finding the Fourth Proportional to 165,945,273.40, 248,917,910.10 and 149,506,031.80

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Solution

The fourth proportional to 165,945,273.40, 248,917,910.10 and 149,506,031.80 is: 224,259,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,945,273.40 : 248,917,910.10 = 149,506,031.80 : x
  2. Step 2: Convert to fraction form
    165,945,273.40/248,917,910.10 = 149,506,031.80/x
  3. Step 3: Cross multiply
    165,945,273.40x = 248,917,910.10 × 149,506,031.80
  4. Step 4: Simplify right side
    165,945,273.40x = 37,214,728,983,000,144
  5. Step 5: Solve for x
    x = 37,214,728,983,000,144/165,945,273.40
  6. Step 6: Final answer
    x = 224,259,047.70

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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.