Home / 151,115,750.20-226,295,711.70-120,882,662.20

Finding the Fourth Proportional to 151,115,750.20, 226,295,711.70 and 120,882,662.20

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Solution

The fourth proportional to 151,115,750.20, 226,295,711.70 and 120,882,662.20 is: 181,021,687.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,115,750.20 : 226,295,711.70 = 120,882,662.20 : x
  2. Step 2: Convert to fraction form
    151,115,750.20/226,295,711.70 = 120,882,662.20/x
  3. Step 3: Cross multiply
    151,115,750.20x = 226,295,711.70 × 120,882,662.20
  4. Step 4: Simplify right side
    151,115,750.20x = 27,355,228,074,739,688
  5. Step 5: Solve for x
    x = 27,355,228,074,739,688/151,115,750.20
  6. Step 6: Final answer
    x = 181,021,687.27

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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.