Home / 206,225,795.75-284,596,991.78-112,145,445.09

Finding the Fourth Proportional to 206,225,795.75, 284,596,991.78 and 112,145,445.09

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Solution

The fourth proportional to 206,225,795.75, 284,596,991.78 and 112,145,445.09 is: 154,763,647.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,225,795.75 : 284,596,991.78 = 112,145,445.09 : x
  2. Step 2: Convert to fraction form
    206,225,795.75/284,596,991.78 = 112,145,445.09/x
  3. Step 3: Cross multiply
    206,225,795.75x = 284,596,991.78 × 112,145,445.09
  4. Step 4: Simplify right side
    206,225,795.75x = 31,916,256,313,882,444
  5. Step 5: Solve for x
    x = 31,916,256,313,882,444/206,225,795.75
  6. Step 6: Final answer
    x = 154,763,647.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.