Home / 108,665,802.68-149,945,167.37-73,460,188.85

Finding the Fourth Proportional to 108,665,802.68, 149,945,167.37 and 73,460,188.85

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Solution

The fourth proportional to 108,665,802.68, 149,945,167.37 and 73,460,188.85 is: 101,365,839.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,665,802.68 : 149,945,167.37 = 73,460,188.85 : x
  2. Step 2: Convert to fraction form
    108,665,802.68/149,945,167.37 = 73,460,188.85/x
  3. Step 3: Cross multiply
    108,665,802.68x = 149,945,167.37 × 73,460,188.85
  4. Step 4: Simplify right side
    108,665,802.68x = 11,015,000,311,578,982
  5. Step 5: Solve for x
    x = 11,015,000,311,578,982/108,665,802.68
  6. Step 6: Final answer
    x = 101,365,839.49

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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.