Home / 12,258,722,228.79-18,388,083,586.52-2,942,470,158.73

Finding the Fourth Proportional to 12,258,722,228.79, 18,388,083,586.52 and 2,942,470,158.73

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Solution

The fourth proportional to 12,258,722,228.79, 18,388,083,586.52 and 2,942,470,158.73 is: 4,413,705,296.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258,722,228.79 : 18,388,083,586.52 = 2,942,470,158.73 : x
  2. Step 2: Convert to fraction form
    12,258,722,228.79/18,388,083,586.52 = 2,942,470,158.73/x
  3. Step 3: Cross multiply
    12,258,722,228.79x = 18,388,083,586.52 × 2,942,470,158.73
  4. Step 4: Simplify right side
    12,258,722,228.79x = 54,106,387,229,568,016,384
  5. Step 5: Solve for x
    x = 54,106,387,229,568,016,384/12,258,722,228.79
  6. Step 6: Final answer
    x = 4,413,705,296.50

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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.