Home / 351,023,193.30-526,534,789.95-169,624,665.30

Finding the Fourth Proportional to 351,023,193.30, 526,534,789.95 and 169,624,665.30

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Solution

The fourth proportional to 351,023,193.30, 526,534,789.95 and 169,624,665.30 is: 254,436,997.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,023,193.30 : 526,534,789.95 = 169,624,665.30 : x
  2. Step 2: Convert to fraction form
    351,023,193.30/526,534,789.95 = 169,624,665.30/x
  3. Step 3: Cross multiply
    351,023,193.30x = 526,534,789.95 × 169,624,665.30
  4. Step 4: Simplify right side
    351,023,193.30x = 89,313,287,514,074,560
  5. Step 5: Solve for x
    x = 89,313,287,514,074,560/351,023,193.30
  6. Step 6: Final answer
    x = 254,436,997.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.