Home / 108,219,909.84-149,339,473.10-58,659,219.44

Finding the Fourth Proportional to 108,219,909.84, 149,339,473.10 and 58,659,219.44

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Solution

The fourth proportional to 108,219,909.84, 149,339,473.10 and 58,659,219.44 is: 80,947,553.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,219,909.84 : 149,339,473.10 = 58,659,219.44 : x
  2. Step 2: Convert to fraction form
    108,219,909.84/149,339,473.10 = 58,659,219.44/x
  3. Step 3: Cross multiply
    108,219,909.84x = 149,339,473.10 × 58,659,219.44
  4. Step 4: Simplify right side
    108,219,909.84x = 8,760,136,924,146,874
  5. Step 5: Solve for x
    x = 8,760,136,924,146,874/108,219,909.84
  6. Step 6: Final answer
    x = 80,947,553.34

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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.