Home / 3,620,040,141.70-5,430,060,212.55-1,967,046,055.30

Finding the Fourth Proportional to 3,620,040,141.70, 5,430,060,212.55 and 1,967,046,055.30

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Solution

The fourth proportional to 3,620,040,141.70, 5,430,060,212.55 and 1,967,046,055.30 is: 2,950,569,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,040,141.70 : 5,430,060,212.55 = 1,967,046,055.30 : x
  2. Step 2: Convert to fraction form
    3,620,040,141.70/5,430,060,212.55 = 1,967,046,055.30/x
  3. Step 3: Cross multiply
    3,620,040,141.70x = 5,430,060,212.55 × 1,967,046,055.30
  4. Step 4: Simplify right side
    3,620,040,141.70x = 10,681,178,521,137,956,864
  5. Step 5: Solve for x
    x = 10,681,178,521,137,956,864/3,620,040,141.70
  6. Step 6: Final answer
    x = 2,950,569,082.95

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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.