Home / 148,613,551.20-205,093,496.88-82,534,347.36

Finding the Fourth Proportional to 148,613,551.20, 205,093,496.88 and 82,534,347.36

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Solution

The fourth proportional to 148,613,551.20, 205,093,496.88 and 82,534,347.36 is: 113,901,173.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,613,551.20 : 205,093,496.88 = 82,534,347.36 : x
  2. Step 2: Convert to fraction form
    148,613,551.20/205,093,496.88 = 82,534,347.36/x
  3. Step 3: Cross multiply
    148,613,551.20x = 205,093,496.88 × 82,534,347.36
  4. Step 4: Simplify right side
    148,613,551.20x = 16,927,257,912,770,996
  5. Step 5: Solve for x
    x = 16,927,257,912,770,996/148,613,551.20
  6. Step 6: Final answer
    x = 113,901,173.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.