Home / 132,131,225.08-198,198,835.08-45,872,372.98

Finding the Fourth Proportional to 132,131,225.08, 198,198,835.08 and 45,872,372.98

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Solution

The fourth proportional to 132,131,225.08, 198,198,835.08 and 45,872,372.98 is: 68,809,252.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,131,225.08 : 198,198,835.08 = 45,872,372.98 : x
  2. Step 2: Convert to fraction form
    132,131,225.08/198,198,835.08 = 45,872,372.98/x
  3. Step 3: Cross multiply
    132,131,225.08x = 198,198,835.08 × 45,872,372.98
  4. Step 4: Simplify right side
    132,131,225.08x = 9,091,850,886,991,268
  5. Step 5: Solve for x
    x = 9,091,850,886,991,268/132,131,225.08
  6. Step 6: Final answer
    x = 68,809,252.93

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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.