Home / 148,313,936.80-222,470,905.20-102,397,434.40

Finding the Fourth Proportional to 148,313,936.80, 222,470,905.20 and 102,397,434.40

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Solution

The fourth proportional to 148,313,936.80, 222,470,905.20 and 102,397,434.40 is: 153,596,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,313,936.80 : 222,470,905.20 = 102,397,434.40 : x
  2. Step 2: Convert to fraction form
    148,313,936.80/222,470,905.20 = 102,397,434.40/x
  3. Step 3: Cross multiply
    148,313,936.80x = 222,470,905.20 × 102,397,434.40
  4. Step 4: Simplify right side
    148,313,936.80x = 22,780,449,921,125,620
  5. Step 5: Solve for x
    x = 22,780,449,921,125,620/148,313,936.80
  6. Step 6: Final answer
    x = 153,596,151.60

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1.5x scale

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.