Home / 148,045,198.30-222,546,094.35-136,566,072.70

Finding the Fourth Proportional to 148,045,198.30, 222,546,094.35 and 136,566,072.70

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Solution

The fourth proportional to 148,045,198.30, 222,546,094.35 and 136,566,072.70 is: 205,290,319.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,045,198.30 : 222,546,094.35 = 136,566,072.70 : x
  2. Step 2: Convert to fraction form
    148,045,198.30/222,546,094.35 = 136,566,072.70/x
  3. Step 3: Cross multiply
    148,045,198.30x = 222,546,094.35 × 136,566,072.70
  4. Step 4: Simplify right side
    148,045,198.30x = 30,392,246,100,103,156
  5. Step 5: Solve for x
    x = 30,392,246,100,103,156/148,045,198.30
  6. Step 6: Final answer
    x = 205,290,319.77

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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.