Home / 126,726,752.51-190,170,091.00-53,943,414.38

Finding the Fourth Proportional to 126,726,752.51, 190,170,091.00 and 53,943,414.38

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Solution

The fourth proportional to 126,726,752.51, 190,170,091.00 and 53,943,414.38 is: 80,949,158.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,726,752.51 : 190,170,091.00 = 53,943,414.38 : x
  2. Step 2: Convert to fraction form
    126,726,752.51/190,170,091.00 = 53,943,414.38/x
  3. Step 3: Cross multiply
    126,726,752.51x = 190,170,091.00 × 53,943,414.38
  4. Step 4: Simplify right side
    126,726,752.51x = 10,258,424,021,325,024
  5. Step 5: Solve for x
    x = 10,258,424,021,325,024/126,726,752.51
  6. Step 6: Final answer
    x = 80,949,158.87

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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.