Home / 343,622,230.76-474,198,755.78-189,097,558.76

Finding the Fourth Proportional to 343,622,230.76, 474,198,755.78 and 189,097,558.76

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Solution

The fourth proportional to 343,622,230.76, 474,198,755.78 and 189,097,558.76 is: 260,954,673.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,622,230.76 : 474,198,755.78 = 189,097,558.76 : x
  2. Step 2: Convert to fraction form
    343,622,230.76/474,198,755.78 = 189,097,558.76/x
  3. Step 3: Cross multiply
    343,622,230.76x = 474,198,755.78 × 189,097,558.76
  4. Step 4: Simplify right side
    343,622,230.76x = 89,669,827,085,027,424
  5. Step 5: Solve for x
    x = 89,669,827,085,027,424/343,622,230.76
  6. Step 6: Final answer
    x = 260,954,673.64

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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.