Home / 20,653,355,399.95-30,986,355,639.41-10,576,203,324.28

Finding the Fourth Proportional to 20,653,355,399.95, 30,986,355,639.41 and 10,576,203,324.28

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Solution

The fourth proportional to 20,653,355,399.95, 30,986,355,639.41 and 10,576,203,324.28 is: 15,867,542,642.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,653,355,399.95 : 30,986,355,639.41 = 10,576,203,324.28 : x
  2. Step 2: Convert to fraction form
    20,653,355,399.95/30,986,355,639.41 = 10,576,203,324.28/x
  3. Step 3: Cross multiply
    20,653,355,399.95x = 30,986,355,639.41 × 10,576,203,324.28
  4. Step 4: Simplify right side
    20,653,355,399.95x = 327,717,997,520,809,558,016
  5. Step 5: Solve for x
    x = 327,717,997,520,809,558,016/20,653,355,399.95
  6. Step 6: Final answer
    x = 15,867,542,642.57

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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.