Home / 148,414,707,626.80-222,622,061,440.20-77,642,071,927.60

Finding the Fourth Proportional to 148,414,707,626.80, 222,622,061,440.20 and 77,642,071,927.60

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Solution

The fourth proportional to 148,414,707,626.80, 222,622,061,440.20 and 77,642,071,927.60 is: 116,463,107,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,414,707,626.80 : 222,622,061,440.20 = 77,642,071,927.60 : x
  2. Step 2: Convert to fraction form
    148,414,707,626.80/222,622,061,440.20 = 77,642,071,927.60/x
  3. Step 3: Cross multiply
    148,414,707,626.80x = 222,622,061,440.20 × 77,642,071,927.60
  4. Step 4: Simplify right side
    148,414,707,626.80x = 17,284,838,107,010,597,650,432
  5. Step 5: Solve for x
    x = 17,284,838,107,010,597,650,432/148,414,707,626.80
  6. Step 6: Final answer
    x = 116,463,107,891.40

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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.