Home / 109,837,363.54-151,565,542.62-65,175,638.24

Finding the Fourth Proportional to 109,837,363.54, 151,565,542.62 and 65,175,638.24

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Solution

The fourth proportional to 109,837,363.54, 151,565,542.62 and 65,175,638.24 is: 89,936,435.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,837,363.54 : 151,565,542.62 = 65,175,638.24 : x
  2. Step 2: Convert to fraction form
    109,837,363.54/151,565,542.62 = 65,175,638.24/x
  3. Step 3: Cross multiply
    109,837,363.54x = 151,565,542.62 × 65,175,638.24
  4. Step 4: Simplify right side
    109,837,363.54x = 9,878,380,975,450,422
  5. Step 5: Solve for x
    x = 9,878,380,975,450,422/109,837,363.54
  6. Step 6: Final answer
    x = 89,936,435.63

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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.