Home / 323,979,572.09-446,927,097.83-196,786,403.38

Finding the Fourth Proportional to 323,979,572.09, 446,927,097.83 and 196,786,403.38

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Solution

The fourth proportional to 323,979,572.09, 446,927,097.83 and 196,786,403.38 is: 271,465,190.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,979,572.09 : 446,927,097.83 = 196,786,403.38 : x
  2. Step 2: Convert to fraction form
    323,979,572.09/446,927,097.83 = 196,786,403.38/x
  3. Step 3: Cross multiply
    323,979,572.09x = 446,927,097.83 × 196,786,403.38
  4. Step 4: Simplify right side
    323,979,572.09x = 87,949,176,153,663,808
  5. Step 5: Solve for x
    x = 87,949,176,153,663,808/323,979,572.09
  6. Step 6: Final answer
    x = 271,465,190.19

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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.