Home / 108,459,536.29-149,673,697.22-58,899,562.97

Finding the Fourth Proportional to 108,459,536.29, 149,673,697.22 and 58,899,562.97

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Solution

The fourth proportional to 108,459,536.29, 149,673,697.22 and 58,899,562.97 is: 81,281,145.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,459,536.29 : 149,673,697.22 = 58,899,562.97 : x
  2. Step 2: Convert to fraction form
    108,459,536.29/149,673,697.22 = 58,899,562.97/x
  3. Step 3: Cross multiply
    108,459,536.29x = 149,673,697.22 × 58,899,562.97
  4. Step 4: Simplify right side
    108,459,536.29x = 8,815,715,353,760,985
  5. Step 5: Solve for x
    x = 8,815,715,353,760,985/108,459,536.29
  6. Step 6: Final answer
    x = 81,281,145.54

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Why These Related Problems?

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