Home / 108,446,185.51-149,650,347.49-61,395,942.31

Finding the Fourth Proportional to 108,446,185.51, 149,650,347.49 and 61,395,942.31

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Solution

The fourth proportional to 108,446,185.51, 149,650,347.49 and 61,395,942.31 is: 84,723,349.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,446,185.51 : 149,650,347.49 = 61,395,942.31 : x
  2. Step 2: Convert to fraction form
    108,446,185.51/149,650,347.49 = 61,395,942.31/x
  3. Step 3: Cross multiply
    108,446,185.51x = 149,650,347.49 × 61,395,942.31
  4. Step 4: Simplify right side
    108,446,185.51x = 9,187,924,101,167,494
  5. Step 5: Solve for x
    x = 9,187,924,101,167,494/108,446,185.51
  6. Step 6: Final answer
    x = 84,723,349.72

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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.