Home / 139,968,996.20-209,953,494.30-110,743,677.80

Finding the Fourth Proportional to 139,968,996.20, 209,953,494.30 and 110,743,677.80

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Solution

The fourth proportional to 139,968,996.20, 209,953,494.30 and 110,743,677.80 is: 166,115,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,996.20 : 209,953,494.30 = 110,743,677.80 : x
  2. Step 2: Convert to fraction form
    139,968,996.20/209,953,494.30 = 110,743,677.80/x
  3. Step 3: Cross multiply
    139,968,996.20x = 209,953,494.30 × 110,743,677.80
  4. Step 4: Simplify right side
    139,968,996.20x = 23,251,022,125,743,336
  5. Step 5: Solve for x
    x = 23,251,022,125,743,336/139,968,996.20
  6. Step 6: Final answer
    x = 166,115,516.70

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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.