Home / 201,504,805.60-302,257,208.40-161,194,021.60

Finding the Fourth Proportional to 201,504,805.60, 302,257,208.40 and 161,194,021.60

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Solution

The fourth proportional to 201,504,805.60, 302,257,208.40 and 161,194,021.60 is: 241,791,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,504,805.60 : 302,257,208.40 = 161,194,021.60 : x
  2. Step 2: Convert to fraction form
    201,504,805.60/302,257,208.40 = 161,194,021.60/x
  3. Step 3: Cross multiply
    201,504,805.60x = 302,257,208.40 × 161,194,021.60
  4. Step 4: Simplify right side
    201,504,805.60x = 48,722,054,979,585,296
  5. Step 5: Solve for x
    x = 48,722,054,979,585,296/201,504,805.60
  6. Step 6: Final answer
    x = 241,791,032.40

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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.