Home / 15,132,297,196.05-22,689,664,176.46-7,164,398,540.03

Finding the Fourth Proportional to 15,132,297,196.05, 22,689,664,176.46 and 7,164,398,540.03

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Solution

The fourth proportional to 15,132,297,196.05, 22,689,664,176.46 and 7,164,398,540.03 is: 10,742,440,145.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,132,297,196.05 : 22,689,664,176.46 = 7,164,398,540.03 : x
  2. Step 2: Convert to fraction form
    15,132,297,196.05/22,689,664,176.46 = 7,164,398,540.03/x
  3. Step 3: Cross multiply
    15,132,297,196.05x = 22,689,664,176.46 × 7,164,398,540.03
  4. Step 4: Simplify right side
    15,132,297,196.05x = 162,557,796,899,589,652,480
  5. Step 5: Solve for x
    x = 162,557,796,899,589,652,480/15,132,297,196.05
  6. Step 6: Final answer
    x = 10,742,440,145.97

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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.