Home / 132,902,940.40-199,391,735.40-64,747,855.60

Finding the Fourth Proportional to 132,902,940.40, 199,391,735.40 and 64,747,855.60

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Solution

The fourth proportional to 132,902,940.40, 199,391,735.40 and 64,747,855.60 is: 97,139,967.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,902,940.40 : 199,391,735.40 = 64,747,855.60 : x
  2. Step 2: Convert to fraction form
    132,902,940.40/199,391,735.40 = 64,747,855.60/x
  3. Step 3: Cross multiply
    132,902,940.40x = 199,391,735.40 × 64,747,855.60
  4. Step 4: Simplify right side
    132,902,940.40x = 12,910,187,291,512,608
  5. Step 5: Solve for x
    x = 12,910,187,291,512,608/132,902,940.40
  6. Step 6: Final answer
    x = 97,139,967.35

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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.