Home / 216,785,943.98-325,126,849.43-100,089,177.51

Finding the Fourth Proportional to 216,785,943.98, 325,126,849.43 and 100,089,177.51

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Solution

The fourth proportional to 216,785,943.98, 325,126,849.43 and 100,089,177.51 is: 150,109,727.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,785,943.98 : 325,126,849.43 = 100,089,177.51 : x
  2. Step 2: Convert to fraction form
    216,785,943.98/325,126,849.43 = 100,089,177.51/x
  3. Step 3: Cross multiply
    216,785,943.98x = 325,126,849.43 × 100,089,177.51
  4. Step 4: Simplify right side
    216,785,943.98x = 32,541,678,945,365,868
  5. Step 5: Solve for x
    x = 32,541,678,945,365,868/216,785,943.98
  6. Step 6: Final answer
    x = 150,109,727.36

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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.