Home / 222,661,821.96-306,183,694.10-193,242,078.62

Finding the Fourth Proportional to 222,661,821.96, 306,183,694.10 and 193,242,078.62

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Solution

The fourth proportional to 222,661,821.96, 306,183,694.10 and 193,242,078.62 is: 265,728,417.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,661,821.96 : 306,183,694.10 = 193,242,078.62 : x
  2. Step 2: Convert to fraction form
    222,661,821.96/306,183,694.10 = 193,242,078.62/x
  3. Step 3: Cross multiply
    222,661,821.96x = 306,183,694.10 × 193,242,078.62
  4. Step 4: Simplify right side
    222,661,821.96x = 59,167,573,487,434,240
  5. Step 5: Solve for x
    x = 59,167,573,487,434,240/222,661,821.96
  6. Step 6: Final answer
    x = 265,728,417.05

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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.