Home / 407,885,783,942.13-562,884,131,795.20-222,491,533,104.23

Finding the Fourth Proportional to 407,885,783,942.13, 562,884,131,795.20 and 222,491,533,104.23

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Solution

The fourth proportional to 407,885,783,942.13, 562,884,131,795.20 and 222,491,533,104.23 is: 307,039,270,240.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,885,783,942.13 : 562,884,131,795.20 = 222,491,533,104.23 : x
  2. Step 2: Convert to fraction form
    407,885,783,942.13/562,884,131,795.20 = 222,491,533,104.23/x
  3. Step 3: Cross multiply
    407,885,783,942.13x = 562,884,131,795.20 × 222,491,533,104.23
  4. Step 4: Simplify right side
    407,885,783,942.13x = 125,236,953,443,157,506,260,992
  5. Step 5: Solve for x
    x = 125,236,953,443,157,506,260,992/407,885,783,942.13
  6. Step 6: Final answer
    x = 307,039,270,240.73

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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.