Home / 132,576,778.40-198,529,244.40-105,702,922.40

Finding the Fourth Proportional to 132,576,778.40, 198,529,244.40 and 105,702,922.40

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Solution

The fourth proportional to 132,576,778.40, 198,529,244.40 and 105,702,922.40 is: 158,286,553.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,576,778.40 : 198,529,244.40 = 105,702,922.40 : x
  2. Step 2: Convert to fraction form
    132,576,778.40/198,529,244.40 = 105,702,922.40/x
  3. Step 3: Cross multiply
    132,576,778.40x = 198,529,244.40 × 105,702,922.40
  4. Step 4: Simplify right side
    132,576,778.40x = 20,985,121,314,943,836
  5. Step 5: Solve for x
    x = 20,985,121,314,943,836/132,576,778.40
  6. Step 6: Final answer
    x = 158,286,553.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.