Home / 269,416,003.80-404,124,005.70-211,302,930.45

Finding the Fourth Proportional to 269,416,003.80, 404,124,005.70 and 211,302,930.45

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Solution

The fourth proportional to 269,416,003.80, 404,124,005.70 and 211,302,930.45 is: 316,954,395.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,416,003.80 : 404,124,005.70 = 211,302,930.45 : x
  2. Step 2: Convert to fraction form
    269,416,003.80/404,124,005.70 = 211,302,930.45/x
  3. Step 3: Cross multiply
    269,416,003.80x = 404,124,005.70 × 211,302,930.45
  4. Step 4: Simplify right side
    269,416,003.80x = 85,392,586,669,602,496
  5. Step 5: Solve for x
    x = 85,392,586,669,602,496/269,416,003.80
  6. Step 6: Final answer
    x = 316,954,395.68

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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.