Home / 223,444,795.44-308,348,976.24-129,362,906.64

Finding the Fourth Proportional to 223,444,795.44, 308,348,976.24 and 129,362,906.64

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Solution

The fourth proportional to 223,444,795.44, 308,348,976.24 and 129,362,906.64 is: 178,518,008.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,444,795.44 : 308,348,976.24 = 129,362,906.64 : x
  2. Step 2: Convert to fraction form
    223,444,795.44/308,348,976.24 = 129,362,906.64/x
  3. Step 3: Cross multiply
    223,444,795.44x = 308,348,976.24 × 129,362,906.64
  4. Step 4: Simplify right side
    223,444,795.44x = 39,888,919,825,874,696
  5. Step 5: Solve for x
    x = 39,888,919,825,874,696/223,444,795.44
  6. Step 6: Final answer
    x = 178,518,008.21

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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.