Home / 20,653,355,395.76-30,986,355,633.06-10,576,203,320.09

Finding the Fourth Proportional to 20,653,355,395.76, 30,986,355,633.06 and 10,576,203,320.09

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Solution

The fourth proportional to 20,653,355,395.76, 30,986,355,633.06 and 10,576,203,320.09 is: 15,867,542,636.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,653,355,395.76 : 30,986,355,633.06 = 10,576,203,320.09 : x
  2. Step 2: Convert to fraction form
    20,653,355,395.76/30,986,355,633.06 = 10,576,203,320.09/x
  3. Step 3: Cross multiply
    20,653,355,395.76x = 30,986,355,633.06 × 10,576,203,320.09
  4. Step 4: Simplify right side
    20,653,355,395.76x = 327,717,997,323,703,681,024
  5. Step 5: Solve for x
    x = 327,717,997,323,703,681,024/20,653,355,395.76
  6. Step 6: Final answer
    x = 15,867,542,636.25

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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.