Home / 193,536,954.40-290,305,431.60-189,057,978.40

Finding the Fourth Proportional to 193,536,954.40, 290,305,431.60 and 189,057,978.40

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Solution

The fourth proportional to 193,536,954.40, 290,305,431.60 and 189,057,978.40 is: 283,586,967.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,536,954.40 : 290,305,431.60 = 189,057,978.40 : x
  2. Step 2: Convert to fraction form
    193,536,954.40/290,305,431.60 = 189,057,978.40/x
  3. Step 3: Cross multiply
    193,536,954.40x = 290,305,431.60 × 189,057,978.40
  4. Step 4: Simplify right side
    193,536,954.40x = 54,884,558,016,835,480
  5. Step 5: Solve for x
    x = 54,884,558,016,835,480/193,536,954.40
  6. Step 6: Final answer
    x = 283,586,967.60

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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.