Home / 148,608,087.40-222,912,131.10-100,235,146.60

Finding the Fourth Proportional to 148,608,087.40, 222,912,131.10 and 100,235,146.60

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Solution

The fourth proportional to 148,608,087.40, 222,912,131.10 and 100,235,146.60 is: 150,352,719.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,087.40 : 222,912,131.10 = 100,235,146.60 : x
  2. Step 2: Convert to fraction form
    148,608,087.40/222,912,131.10 = 100,235,146.60/x
  3. Step 3: Cross multiply
    148,608,087.40x = 222,912,131.10 × 100,235,146.60
  4. Step 4: Simplify right side
    148,608,087.40x = 22,343,630,139,726,916
  5. Step 5: Solve for x
    x = 22,343,630,139,726,916/148,608,087.40
  6. Step 6: Final answer
    x = 150,352,719.90

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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.