Home / 169,629,436.53-234,098,621.63-127,739,596.14

Finding the Fourth Proportional to 169,629,436.53, 234,098,621.63 and 127,739,596.14

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Solution

The fourth proportional to 169,629,436.53, 234,098,621.63 and 127,739,596.14 is: 176,288,172.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,629,436.53 : 234,098,621.63 = 127,739,596.14 : x
  2. Step 2: Convert to fraction form
    169,629,436.53/234,098,621.63 = 127,739,596.14/x
  3. Step 3: Cross multiply
    169,629,436.53x = 234,098,621.63 × 127,739,596.14
  4. Step 4: Simplify right side
    169,629,436.53x = 29,903,663,383,308,172
  5. Step 5: Solve for x
    x = 29,903,663,383,308,172/169,629,436.53
  6. Step 6: Final answer
    x = 176,288,172.59

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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.