Home / 107,939,299.40-161,898,910.73-30,223,237.49

Finding the Fourth Proportional to 107,939,299.40, 161,898,910.73 and 30,223,237.49

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Solution

The fourth proportional to 107,939,299.40, 161,898,910.73 and 30,223,237.49 is: 45,332,045.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,939,299.40 : 161,898,910.73 = 30,223,237.49 : x
  2. Step 2: Convert to fraction form
    107,939,299.40/161,898,910.73 = 30,223,237.49/x
  3. Step 3: Cross multiply
    107,939,299.40x = 161,898,910.73 × 30,223,237.49
  4. Step 4: Simplify right side
    107,939,299.40x = 4,893,109,228,213,983
  5. Step 5: Solve for x
    x = 4,893,109,228,213,983/107,939,299.40
  6. Step 6: Final answer
    x = 45,332,045.47

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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.