Home / 112,293,076.80-168,439,615.20-27,192,532.80

Finding the Fourth Proportional to 112,293,076.80, 168,439,615.20 and 27,192,532.80

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Solution

The fourth proportional to 112,293,076.80, 168,439,615.20 and 27,192,532.80 is: 40,788,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,293,076.80 : 168,439,615.20 = 27,192,532.80 : x
  2. Step 2: Convert to fraction form
    112,293,076.80/168,439,615.20 = 27,192,532.80/x
  3. Step 3: Cross multiply
    112,293,076.80x = 168,439,615.20 × 27,192,532.80
  4. Step 4: Simplify right side
    112,293,076.80x = 4,580,299,761,145,378
  5. Step 5: Solve for x
    x = 4,580,299,761,145,378/112,293,076.80
  6. Step 6: Final answer
    x = 40,788,799.20

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1.5x scale

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.