Home / 148,741,556.19-222,427,412.68-141,485,615.07

Finding the Fourth Proportional to 148,741,556.19, 222,427,412.68 and 141,485,615.07

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Solution

The fourth proportional to 148,741,556.19, 222,427,412.68 and 141,485,615.07 is: 211,576,912.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,741,556.19 : 222,427,412.68 = 141,485,615.07 : x
  2. Step 2: Convert to fraction form
    148,741,556.19/222,427,412.68 = 141,485,615.07/x
  3. Step 3: Cross multiply
    148,741,556.19x = 222,427,412.68 × 141,485,615.07
  4. Step 4: Simplify right side
    148,741,556.19x = 31,470,279,289,638,952
  5. Step 5: Solve for x
    x = 31,470,279,289,638,952/148,741,556.19
  6. Step 6: Final answer
    x = 211,576,912.98

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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.