Home / 126,726,754.50-190,170,094-53,943,416.38

Finding the Fourth Proportional to 126,726,754.50, 190,170,094 and 53,943,416.38

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Solution

The fourth proportional to 126,726,754.50, 190,170,094 and 53,943,416.38 is: 80,949,161.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,726,754.50 : 190,170,094 = 53,943,416.38 : x
  2. Step 2: Convert to fraction form
    126,726,754.50/190,170,094 = 53,943,416.38/x
  3. Step 3: Cross multiply
    126,726,754.50x = 190,170,094 × 53,943,416.38
  4. Step 4: Simplify right side
    126,726,754.50x = 10,258,424,563,665,740
  5. Step 5: Solve for x
    x = 10,258,424,563,665,740/126,726,754.50
  6. Step 6: Final answer
    x = 80,949,161.87

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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.