Home / 140,861,879.80-211,292,819.70-97,023,902.20

Finding the Fourth Proportional to 140,861,879.80, 211,292,819.70 and 97,023,902.20

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Solution

The fourth proportional to 140,861,879.80, 211,292,819.70 and 97,023,902.20 is: 145,535,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,861,879.80 : 211,292,819.70 = 97,023,902.20 : x
  2. Step 2: Convert to fraction form
    140,861,879.80/211,292,819.70 = 97,023,902.20/x
  3. Step 3: Cross multiply
    140,861,879.80x = 211,292,819.70 × 97,023,902.20
  4. Step 4: Simplify right side
    140,861,879.80x = 20,500,453,874,135,032
  5. Step 5: Solve for x
    x = 20,500,453,874,135,032/140,861,879.80
  6. Step 6: Final answer
    x = 145,535,853.30

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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.