Home / 374,470,832.20-561,707,997.90-132,133,736.20

Finding the Fourth Proportional to 374,470,832.20, 561,707,997.90 and 132,133,736.20

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Solution

The fourth proportional to 374,470,832.20, 561,707,997.90 and 132,133,736.20 is: 198,201,221.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,470,832.20 : 561,707,997.90 = 132,133,736.20 : x
  2. Step 2: Convert to fraction form
    374,470,832.20/561,707,997.90 = 132,133,736.20/x
  3. Step 3: Cross multiply
    374,470,832.20x = 561,707,997.90 × 132,133,736.20
  4. Step 4: Simplify right side
    374,470,832.20x = 74,220,576,415,948,752
  5. Step 5: Solve for x
    x = 74,220,576,415,948,752/374,470,832.20
  6. Step 6: Final answer
    x = 198,201,221.65

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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.