Home / 200,333,190.92-276,719,136.21-165,665,916.68

Finding the Fourth Proportional to 200,333,190.92, 276,719,136.21 and 165,665,916.68

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Solution

The fourth proportional to 200,333,190.92, 276,719,136.21 and 165,665,916.68 is: 228,833,420.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,333,190.92 : 276,719,136.21 = 165,665,916.68 : x
  2. Step 2: Convert to fraction form
    200,333,190.92/276,719,136.21 = 165,665,916.68/x
  3. Step 3: Cross multiply
    200,333,190.92x = 276,719,136.21 × 165,665,916.68
  4. Step 4: Simplify right side
    200,333,190.92x = 45,842,929,363,127,432
  5. Step 5: Solve for x
    x = 45,842,929,363,127,432/200,333,190.92
  6. Step 6: Final answer
    x = 228,833,420.73

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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.