Home / 72,799,456.72-100,463,936.70-41,435,974.84

Finding the Fourth Proportional to 72,799,456.72, 100,463,936.70 and 41,435,974.84

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Solution

The fourth proportional to 72,799,456.72, 100,463,936.70 and 41,435,974.84 is: 57,182,035.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,799,456.72 : 100,463,936.70 = 41,435,974.84 : x
  2. Step 2: Convert to fraction form
    72,799,456.72/100,463,936.70 = 41,435,974.84/x
  3. Step 3: Cross multiply
    72,799,456.72x = 100,463,936.70 × 41,435,974.84
  4. Step 4: Simplify right side
    72,799,456.72x = 4,162,821,153,428,553
  5. Step 5: Solve for x
    x = 4,162,821,153,428,553/72,799,456.72
  6. Step 6: Final answer
    x = 57,182,035.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.