Home / 132,000,808.60-198,001,212.90-55,315,840.60

Finding the Fourth Proportional to 132,000,808.60, 198,001,212.90 and 55,315,840.60

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Solution

The fourth proportional to 132,000,808.60, 198,001,212.90 and 55,315,840.60 is: 82,973,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,000,808.60 : 198,001,212.90 = 55,315,840.60 : x
  2. Step 2: Convert to fraction form
    132,000,808.60/198,001,212.90 = 55,315,840.60/x
  3. Step 3: Cross multiply
    132,000,808.60x = 198,001,212.90 × 55,315,840.60
  4. Step 4: Simplify right side
    132,000,808.60x = 10,952,603,531,383,064
  5. Step 5: Solve for x
    x = 10,952,603,531,383,064/132,000,808.60
  6. Step 6: Final answer
    x = 82,973,760.90

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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.