Home / 273,023,272.20-409,534,908.30-100,623,811.80

Finding the Fourth Proportional to 273,023,272.20, 409,534,908.30 and 100,623,811.80

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Solution

The fourth proportional to 273,023,272.20, 409,534,908.30 and 100,623,811.80 is: 150,935,717.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,023,272.20 : 409,534,908.30 = 100,623,811.80 : x
  2. Step 2: Convert to fraction form
    273,023,272.20/409,534,908.30 = 100,623,811.80/x
  3. Step 3: Cross multiply
    273,023,272.20x = 409,534,908.30 × 100,623,811.80
  4. Step 4: Simplify right side
    273,023,272.20x = 41,208,963,538,309,456
  5. Step 5: Solve for x
    x = 41,208,963,538,309,456/273,023,272.20
  6. Step 6: Final answer
    x = 150,935,717.70

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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.