Home / 108,070,142.19-149,135,015.84-58,510,119.66

Finding the Fourth Proportional to 108,070,142.19, 149,135,015.84 and 58,510,119.66

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Solution

The fourth proportional to 108,070,142.19, 149,135,015.84 and 58,510,119.66 is: 80,743,001.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,070,142.19 : 149,135,015.84 = 58,510,119.66 : x
  2. Step 2: Convert to fraction form
    108,070,142.19/149,135,015.84 = 58,510,119.66/x
  3. Step 3: Cross multiply
    108,070,142.19x = 149,135,015.84 × 58,510,119.66
  4. Step 4: Simplify right side
    108,070,142.19x = 8,725,907,621,442,589
  5. Step 5: Solve for x
    x = 8,725,907,621,442,589/108,070,142.19
  6. Step 6: Final answer
    x = 80,743,001.21

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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.