Home / 419,635,582.66-579,098,904.44-228,900,756.70

Finding the Fourth Proportional to 419,635,582.66, 579,098,904.44 and 228,900,756.70

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Solution

The fourth proportional to 419,635,582.66, 579,098,904.44 and 228,900,756.70 is: 315,884,026.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,635,582.66 : 579,098,904.44 = 228,900,756.70 : x
  2. Step 2: Convert to fraction form
    419,635,582.66/579,098,904.44 = 228,900,756.70/x
  3. Step 3: Cross multiply
    419,635,582.66x = 579,098,904.44 × 228,900,756.70
  4. Step 4: Simplify right side
    419,635,582.66x = 132,556,177,430,456,992
  5. Step 5: Solve for x
    x = 132,556,177,430,456,992/419,635,582.66
  6. Step 6: Final answer
    x = 315,884,026.30

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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.