Home / 108,219,909.76-149,339,473.00-58,659,219.36

Finding the Fourth Proportional to 108,219,909.76, 149,339,473.00 and 58,659,219.36

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Solution

The fourth proportional to 108,219,909.76, 149,339,473.00 and 58,659,219.36 is: 80,947,553.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,219,909.76 : 149,339,473.00 = 58,659,219.36 : x
  2. Step 2: Convert to fraction form
    108,219,909.76/149,339,473.00 = 58,659,219.36/x
  3. Step 3: Cross multiply
    108,219,909.76x = 149,339,473.00 × 58,659,219.36
  4. Step 4: Simplify right side
    108,219,909.76x = 8,760,136,905,667,149
  5. Step 5: Solve for x
    x = 8,760,136,905,667,149/108,219,909.76
  6. Step 6: Final answer
    x = 80,947,553.23

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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.