Home / 148,179,415.20-222,269,122.80-45,953,786.40

Finding the Fourth Proportional to 148,179,415.20, 222,269,122.80 and 45,953,786.40

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Solution

The fourth proportional to 148,179,415.20, 222,269,122.80 and 45,953,786.40 is: 68,930,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,179,415.20 : 222,269,122.80 = 45,953,786.40 : x
  2. Step 2: Convert to fraction form
    148,179,415.20/222,269,122.80 = 45,953,786.40/x
  3. Step 3: Cross multiply
    148,179,415.20x = 222,269,122.80 × 45,953,786.40
  4. Step 4: Simplify right side
    148,179,415.20x = 10,214,107,792,466,570
  5. Step 5: Solve for x
    x = 10,214,107,792,466,570/148,179,415.20
  6. Step 6: Final answer
    x = 68,930,679.60

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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.