Home / 37,127,964,791.20-55,691,947,186.80-12,619,008,119.20

Finding the Fourth Proportional to 37,127,964,791.20, 55,691,947,186.80 and 12,619,008,119.20

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Solution

The fourth proportional to 37,127,964,791.20, 55,691,947,186.80 and 12,619,008,119.20 is: 18,928,512,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,127,964,791.20 : 55,691,947,186.80 = 12,619,008,119.20 : x
  2. Step 2: Convert to fraction form
    37,127,964,791.20/55,691,947,186.80 = 12,619,008,119.20/x
  3. Step 3: Cross multiply
    37,127,964,791.20x = 55,691,947,186.80 × 12,619,008,119.20
  4. Step 4: Simplify right side
    37,127,964,791.20x = 702,777,133,724,286,844,928
  5. Step 5: Solve for x
    x = 702,777,133,724,286,844,928/37,127,964,791.20
  6. Step 6: Final answer
    x = 18,928,512,178.80

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Double scale
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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.