Home / 89,175,223.88-133,719,073.43-36,643,378.80

Finding the Fourth Proportional to 89,175,223.88, 133,719,073.43 and 36,643,378.80

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Solution

The fourth proportional to 89,175,223.88, 133,719,073.43 and 36,643,378.80 is: 54,947,085.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,175,223.88 : 133,719,073.43 = 36,643,378.80 : x
  2. Step 2: Convert to fraction form
    89,175,223.88/133,719,073.43 = 36,643,378.80/x
  3. Step 3: Cross multiply
    89,175,223.88x = 133,719,073.43 × 36,643,378.80
  4. Step 4: Simplify right side
    89,175,223.88x = 4,899,918,660,192,012
  5. Step 5: Solve for x
    x = 4,899,918,660,192,012/89,175,223.88
  6. Step 6: Final answer
    x = 54,947,085.61

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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.