Home / 20,653,355,399.20-30,986,355,638.28-10,576,203,323.53

Finding the Fourth Proportional to 20,653,355,399.20, 30,986,355,638.28 and 10,576,203,323.53

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Solution

The fourth proportional to 20,653,355,399.20, 30,986,355,638.28 and 10,576,203,323.53 is: 15,867,542,641.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,653,355,399.20 : 30,986,355,638.28 = 10,576,203,323.53 : x
  2. Step 2: Convert to fraction form
    20,653,355,399.20/30,986,355,638.28 = 10,576,203,323.53/x
  3. Step 3: Cross multiply
    20,653,355,399.20x = 30,986,355,638.28 × 10,576,203,323.53
  4. Step 4: Simplify right side
    20,653,355,399.20x = 327,717,997,485,577,797,632
  5. Step 5: Solve for x
    x = 327,717,997,485,577,797,632/20,653,355,399.20
  6. Step 6: Final answer
    x = 15,867,542,641.44

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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.