Home / 284,084,893.94-391,925,609.03-164,987,212.19

Finding the Fourth Proportional to 284,084,893.94, 391,925,609.03 and 164,987,212.19

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Solution

The fourth proportional to 284,084,893.94, 391,925,609.03 and 164,987,212.19 is: 227,617,571.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,084,893.94 : 391,925,609.03 = 164,987,212.19 : x
  2. Step 2: Convert to fraction form
    284,084,893.94/391,925,609.03 = 164,987,212.19/x
  3. Step 3: Cross multiply
    284,084,893.94x = 391,925,609.03 × 164,987,212.19
  4. Step 4: Simplify right side
    284,084,893.94x = 64,662,713,618,180,432
  5. Step 5: Solve for x
    x = 64,662,713,618,180,432/284,084,893.94
  6. Step 6: Final answer
    x = 227,617,571.36

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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.