Home / 12,258,722,229.79-18,388,083,588.02-2,942,470,159.73

Finding the Fourth Proportional to 12,258,722,229.79, 18,388,083,588.02 and 2,942,470,159.73

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Solution

The fourth proportional to 12,258,722,229.79, 18,388,083,588.02 and 2,942,470,159.73 is: 4,413,705,298.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258,722,229.79 : 18,388,083,588.02 = 2,942,470,159.73 : x
  2. Step 2: Convert to fraction form
    12,258,722,229.79/18,388,083,588.02 = 2,942,470,159.73/x
  3. Step 3: Cross multiply
    12,258,722,229.79x = 18,388,083,588.02 × 2,942,470,159.73
  4. Step 4: Simplify right side
    12,258,722,229.79x = 54,106,387,252,369,801,216
  5. Step 5: Solve for x
    x = 54,106,387,252,369,801,216/12,258,722,229.79
  6. Step 6: Final answer
    x = 4,413,705,298.00

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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.