Home / 303,429,781.62-418,733,099.10-164,200,543.34

Finding the Fourth Proportional to 303,429,781.62, 418,733,099.10 and 164,200,543.34

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Solution

The fourth proportional to 303,429,781.62, 418,733,099.10 and 164,200,543.34 is: 226,596,750.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,429,781.62 : 418,733,099.10 = 164,200,543.34 : x
  2. Step 2: Convert to fraction form
    303,429,781.62/418,733,099.10 = 164,200,543.34/x
  3. Step 3: Cross multiply
    303,429,781.62x = 418,733,099.10 × 164,200,543.34
  4. Step 4: Simplify right side
    303,429,781.62x = 68,756,202,384,568,408
  5. Step 5: Solve for x
    x = 68,756,202,384,568,408/303,429,781.62
  6. Step 6: Final answer
    x = 226,596,750.05

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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.