Home / 12,258,724,270.32-18,388,086,648.48-2,942,472,198.24

Finding the Fourth Proportional to 12,258,724,270.32, 18,388,086,648.48 and 2,942,472,198.24

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Solution

The fourth proportional to 12,258,724,270.32, 18,388,086,648.48 and 2,942,472,198.24 is: 4,413,708,355.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258,724,270.32 : 18,388,086,648.48 = 2,942,472,198.24 : x
  2. Step 2: Convert to fraction form
    12,258,724,270.32/18,388,086,648.48 = 2,942,472,198.24/x
  3. Step 3: Cross multiply
    12,258,724,270.32x = 18,388,086,648.48 × 2,942,472,198.24
  4. Step 4: Simplify right side
    12,258,724,270.32x = 54,106,433,741,980,532,736
  5. Step 5: Solve for x
    x = 54,106,433,741,980,532,736/12,258,724,270.32
  6. Step 6: Final answer
    x = 4,413,708,355.69

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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.