Home / 541,347,835.20-747,040,008.50-293,823,875.04

Finding the Fourth Proportional to 541,347,835.20, 747,040,008.50 and 293,823,875.04

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Solution

The fourth proportional to 541,347,835.20, 747,040,008.50 and 293,823,875.04 is: 405,466,090.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,347,835.20 : 747,040,008.50 = 293,823,875.04 : x
  2. Step 2: Convert to fraction form
    541,347,835.20/747,040,008.50 = 293,823,875.04/x
  3. Step 3: Cross multiply
    541,347,835.20x = 747,040,008.50 × 293,823,875.04
  4. Step 4: Simplify right side
    541,347,835.20x = 219,498,190,107,384,544
  5. Step 5: Solve for x
    x = 219,498,190,107,384,544/541,347,835.20
  6. Step 6: Final answer
    x = 405,466,090.07

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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.