Home / 107,939,297.96-161,898,908.57-30,223,236.05

Finding the Fourth Proportional to 107,939,297.96, 161,898,908.57 and 30,223,236.05

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Solution

The fourth proportional to 107,939,297.96, 161,898,908.57 and 30,223,236.05 is: 45,332,043.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,939,297.96 : 161,898,908.57 = 30,223,236.05 : x
  2. Step 2: Convert to fraction form
    107,939,297.96/161,898,908.57 = 30,223,236.05/x
  3. Step 3: Cross multiply
    107,939,297.96x = 161,898,908.57 × 30,223,236.05
  4. Step 4: Simplify right side
    107,939,297.96x = 4,893,108,930,315,446
  5. Step 5: Solve for x
    x = 4,893,108,930,315,446/107,939,297.96
  6. Step 6: Final answer
    x = 45,332,043.31

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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.