Home / 193,542,597.60-290,313,896.40-65,891,781.60

Finding the Fourth Proportional to 193,542,597.60, 290,313,896.40 and 65,891,781.60

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Solution

The fourth proportional to 193,542,597.60, 290,313,896.40 and 65,891,781.60 is: 98,837,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,542,597.60 : 290,313,896.40 = 65,891,781.60 : x
  2. Step 2: Convert to fraction form
    193,542,597.60/290,313,896.40 = 65,891,781.60/x
  3. Step 3: Cross multiply
    193,542,597.60x = 290,313,896.40 × 65,891,781.60
  4. Step 4: Simplify right side
    193,542,597.60x = 19,129,299,857,033,824
  5. Step 5: Solve for x
    x = 19,129,299,857,033,824/193,542,597.60
  6. Step 6: Final answer
    x = 98,837,672.40

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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.