Home / 148,392,005.80-222,588,008.70-132,519,634.60

Finding the Fourth Proportional to 148,392,005.80, 222,588,008.70 and 132,519,634.60

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Solution

The fourth proportional to 148,392,005.80, 222,588,008.70 and 132,519,634.60 is: 198,779,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,392,005.80 : 222,588,008.70 = 132,519,634.60 : x
  2. Step 2: Convert to fraction form
    148,392,005.80/222,588,008.70 = 132,519,634.60/x
  3. Step 3: Cross multiply
    148,392,005.80x = 222,588,008.70 × 132,519,634.60
  4. Step 4: Simplify right side
    148,392,005.80x = 29,497,281,579,265,620
  5. Step 5: Solve for x
    x = 29,497,281,579,265,620/148,392,005.80
  6. Step 6: Final answer
    x = 198,779,451.90

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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.