Home / 190,663,589-285,952,820.94-88,414,340.36

Finding the Fourth Proportional to 190,663,589, 285,952,820.94 and 88,414,340.36

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Solution

The fourth proportional to 190,663,589, 285,952,820.94 and 88,414,340.36 is: 132,601,773.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,663,589 : 285,952,820.94 = 88,414,340.36 : x
  2. Step 2: Convert to fraction form
    190,663,589/285,952,820.94 = 88,414,340.36/x
  3. Step 3: Cross multiply
    190,663,589x = 285,952,820.94 × 88,414,340.36
  4. Step 4: Simplify right side
    190,663,589x = 25,282,330,037,491,296
  5. Step 5: Solve for x
    x = 25,282,330,037,491,296/190,663,589
  6. Step 6: Final answer
    x = 132,601,773.47

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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.