Home / 13,215,524,639.28-19,823,945,660.64-3,773,568,872.40

Finding the Fourth Proportional to 13,215,524,639.28, 19,823,945,660.64 and 3,773,568,872.40

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Solution

The fourth proportional to 13,215,524,639.28, 19,823,945,660.64 and 3,773,568,872.40 is: 5,660,541,394.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,215,524,639.28 : 19,823,945,660.64 = 3,773,568,872.40 : x
  2. Step 2: Convert to fraction form
    13,215,524,639.28/19,823,945,660.64 = 3,773,568,872.40/x
  3. Step 3: Cross multiply
    13,215,524,639.28x = 19,823,945,660.64 × 3,773,568,872.40
  4. Step 4: Simplify right side
    13,215,524,639.28x = 74,807,024,273,140,154,368
  5. Step 5: Solve for x
    x = 74,807,024,273,140,154,368/13,215,524,639.28
  6. Step 6: Final answer
    x = 5,660,541,394.69

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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.