Home / 299,216,640,752.66-412,919,186,858.92-162,040,531,819.62

Finding the Fourth Proportional to 299,216,640,752.66, 412,919,186,858.92 and 162,040,531,819.62

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Solution

The fourth proportional to 299,216,640,752.66, 412,919,186,858.92 and 162,040,531,819.62 is: 223,616,054,470.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,216,640,752.66 : 412,919,186,858.92 = 162,040,531,819.62 : x
  2. Step 2: Convert to fraction form
    299,216,640,752.66/412,919,186,858.92 = 162,040,531,819.62/x
  3. Step 3: Cross multiply
    299,216,640,752.66x = 412,919,186,858.92 × 162,040,531,819.62
  4. Step 4: Simplify right side
    299,216,640,752.66x = 66,909,644,637,144,436,703,232
  5. Step 5: Solve for x
    x = 66,909,644,637,144,436,703,232/299,216,640,752.66
  6. Step 6: Final answer
    x = 223,616,054,470.89

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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.