Home / 109,837,360.54-151,565,538.49-65,175,635.23

Finding the Fourth Proportional to 109,837,360.54, 151,565,538.49 and 65,175,635.23

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Solution

The fourth proportional to 109,837,360.54, 151,565,538.49 and 65,175,635.23 is: 89,936,431.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,837,360.54 : 151,565,538.49 = 65,175,635.23 : x
  2. Step 2: Convert to fraction form
    109,837,360.54/151,565,538.49 = 65,175,635.23/x
  3. Step 3: Cross multiply
    109,837,360.54x = 151,565,538.49 × 65,175,635.23
  4. Step 4: Simplify right side
    109,837,360.54x = 9,878,380,250,062,766
  5. Step 5: Solve for x
    x = 9,878,380,250,062,766/109,837,360.54
  6. Step 6: Final answer
    x = 89,936,431.48

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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.