Home / 132,576,807.90-198,529,288.65-105,702,951.90

Finding the Fourth Proportional to 132,576,807.90, 198,529,288.65 and 105,702,951.90

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Solution

The fourth proportional to 132,576,807.90, 198,529,288.65 and 105,702,951.90 is: 158,286,597.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,576,807.90 : 198,529,288.65 = 105,702,951.90 : x
  2. Step 2: Convert to fraction form
    132,576,807.90/198,529,288.65 = 105,702,951.90/x
  3. Step 3: Cross multiply
    132,576,807.90x = 198,529,288.65 × 105,702,951.90
  4. Step 4: Simplify right side
    132,576,807.90x = 20,985,131,848,912,168
  5. Step 5: Solve for x
    x = 20,985,131,848,912,168/132,576,807.90
  6. Step 6: Final answer
    x = 158,286,597.64

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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.