Home / 13,979,215,193.73-20,968,823,034.79-3,355,439,508.02

Finding the Fourth Proportional to 13,979,215,193.73, 20,968,823,034.79 and 3,355,439,508.02

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Solution

The fourth proportional to 13,979,215,193.73, 20,968,823,034.79 and 3,355,439,508.02 is: 5,033,159,320.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,979,215,193.73 : 20,968,823,034.79 = 3,355,439,508.02 : x
  2. Step 2: Convert to fraction form
    13,979,215,193.73/20,968,823,034.79 = 3,355,439,508.02/x
  3. Step 3: Cross multiply
    13,979,215,193.73x = 20,968,823,034.79 × 3,355,439,508.02
  4. Step 4: Simplify right side
    13,979,215,193.73x = 70,359,617,247,541,231,616
  5. Step 5: Solve for x
    x = 70,359,617,247,541,231,616/13,979,215,193.73
  6. Step 6: Final answer
    x = 5,033,159,320.64

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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.