Home / 107,359,220.40-161,086,069.80-49,821,874.80

Finding the Fourth Proportional to 107,359,220.40, 161,086,069.80 and 49,821,874.80

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Solution

The fourth proportional to 107,359,220.40, 161,086,069.80 and 49,821,874.80 is: 74,754,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,359,220.40 : 161,086,069.80 = 49,821,874.80 : x
  2. Step 2: Convert to fraction form
    107,359,220.40/161,086,069.80 = 49,821,874.80/x
  3. Step 3: Cross multiply
    107,359,220.40x = 161,086,069.80 × 49,821,874.80
  4. Step 4: Simplify right side
    107,359,220.40x = 8,025,610,001,599,661
  5. Step 5: Solve for x
    x = 8,025,610,001,599,661/107,359,220.40
  6. Step 6: Final answer
    x = 74,754,734.36

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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.