Home / 165,904,170.80-248,856,256.20-149,779,857.20

Finding the Fourth Proportional to 165,904,170.80, 248,856,256.20 and 149,779,857.20

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Solution

The fourth proportional to 165,904,170.80, 248,856,256.20 and 149,779,857.20 is: 224,669,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,904,170.80 : 248,856,256.20 = 149,779,857.20 : x
  2. Step 2: Convert to fraction form
    165,904,170.80/248,856,256.20 = 149,779,857.20/x
  3. Step 3: Cross multiply
    165,904,170.80x = 248,856,256.20 × 149,779,857.20
  4. Step 4: Simplify right side
    165,904,170.80x = 37,273,654,516,962,608
  5. Step 5: Solve for x
    x = 37,273,654,516,962,608/165,904,170.80
  6. Step 6: Final answer
    x = 224,669,785.80

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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.