Home / 169,433,965.80-254,150,948.70-117,777,900.60

Finding the Fourth Proportional to 169,433,965.80, 254,150,948.70 and 117,777,900.60

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Solution

The fourth proportional to 169,433,965.80, 254,150,948.70 and 117,777,900.60 is: 176,666,850.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,433,965.80 : 254,150,948.70 = 117,777,900.60 : x
  2. Step 2: Convert to fraction form
    169,433,965.80/254,150,948.70 = 117,777,900.60/x
  3. Step 3: Cross multiply
    169,433,965.80x = 254,150,948.70 × 117,777,900.60
  4. Step 4: Simplify right side
    169,433,965.80x = 29,933,365,173,384,296
  5. Step 5: Solve for x
    x = 29,933,365,173,384,296/169,433,965.80
  6. Step 6: Final answer
    x = 176,666,850.90

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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.