Home / 108,219,910.07-149,339,473.43-58,659,219.67

Finding the Fourth Proportional to 108,219,910.07, 149,339,473.43 and 58,659,219.67

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Solution

The fourth proportional to 108,219,910.07, 149,339,473.43 and 58,659,219.67 is: 80,947,553.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,219,910.07 : 149,339,473.43 = 58,659,219.67 : x
  2. Step 2: Convert to fraction form
    108,219,910.07/149,339,473.43 = 58,659,219.67/x
  3. Step 3: Cross multiply
    108,219,910.07x = 149,339,473.43 × 58,659,219.67
  4. Step 4: Simplify right side
    108,219,910.07x = 8,760,136,977,531,376
  5. Step 5: Solve for x
    x = 8,760,136,977,531,376/108,219,910.07
  6. Step 6: Final answer
    x = 80,947,553.66

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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.