Home / 148,608,086.40-222,912,129.60-100,235,145.60

Finding the Fourth Proportional to 148,608,086.40, 222,912,129.60 and 100,235,145.60

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Solution

The fourth proportional to 148,608,086.40, 222,912,129.60 and 100,235,145.60 is: 150,352,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,086.40 : 222,912,129.60 = 100,235,145.60 : x
  2. Step 2: Convert to fraction form
    148,608,086.40/222,912,129.60 = 100,235,145.60/x
  3. Step 3: Cross multiply
    148,608,086.40x = 222,912,129.60 × 100,235,145.60
  4. Step 4: Simplify right side
    148,608,086.40x = 22,343,629,766,462,068
  5. Step 5: Solve for x
    x = 22,343,629,766,462,068/148,608,086.40
  6. Step 6: Final answer
    x = 150,352,718.40

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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.