Home / 100,228,431.62-150,345,757.84-47,694,592.10

Finding the Fourth Proportional to 100,228,431.62, 150,345,757.84 and 47,694,592.10

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Solution

The fourth proportional to 100,228,431.62, 150,345,757.84 and 47,694,592.10 is: 71,543,368.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,228,431.62 : 150,345,757.84 = 47,694,592.10 : x
  2. Step 2: Convert to fraction form
    100,228,431.62/150,345,757.84 = 47,694,592.10/x
  3. Step 3: Cross multiply
    100,228,431.62x = 150,345,757.84 × 47,694,592.10
  4. Step 4: Simplify right side
    100,228,431.62x = 7,170,679,594,144,177
  5. Step 5: Solve for x
    x = 7,170,679,594,144,177/100,228,431.62
  6. Step 6: Final answer
    x = 71,543,368.27

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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.