Home / 132,131,808.40-198,197,712.60-36,393,696.40

Finding the Fourth Proportional to 132,131,808.40, 198,197,712.60 and 36,393,696.40

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Solution

The fourth proportional to 132,131,808.40, 198,197,712.60 and 36,393,696.40 is: 54,590,544.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,131,808.40 : 198,197,712.60 = 36,393,696.40 : x
  2. Step 2: Convert to fraction form
    132,131,808.40/198,197,712.60 = 36,393,696.40/x
  3. Step 3: Cross multiply
    132,131,808.40x = 198,197,712.60 × 36,393,696.40
  4. Step 4: Simplify right side
    132,131,808.40x = 7,213,147,379,538,854
  5. Step 5: Solve for x
    x = 7,213,147,379,538,854/132,131,808.40
  6. Step 6: Final answer
    x = 54,590,544.60

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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.