Home / 108,446,184.51-149,650,346.12-61,395,941.31

Finding the Fourth Proportional to 108,446,184.51, 149,650,346.12 and 61,395,941.31

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Solution

The fourth proportional to 108,446,184.51, 149,650,346.12 and 61,395,941.31 is: 84,723,348.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,446,184.51 : 149,650,346.12 = 61,395,941.31 : x
  2. Step 2: Convert to fraction form
    108,446,184.51/149,650,346.12 = 61,395,941.31/x
  3. Step 3: Cross multiply
    108,446,184.51x = 149,650,346.12 × 61,395,941.31
  4. Step 4: Simplify right side
    108,446,184.51x = 9,187,923,867,097,728
  5. Step 5: Solve for x
    x = 9,187,923,867,097,728/108,446,184.51
  6. Step 6: Final answer
    x = 84,723,348.35

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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.