Home / 273,023,129.70-409,534,694.55-100,623,669.30

Finding the Fourth Proportional to 273,023,129.70, 409,534,694.55 and 100,623,669.30

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Solution

The fourth proportional to 273,023,129.70, 409,534,694.55 and 100,623,669.30 is: 150,935,503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,023,129.70 : 409,534,694.55 = 100,623,669.30 : x
  2. Step 2: Convert to fraction form
    273,023,129.70/409,534,694.55 = 100,623,669.30/x
  3. Step 3: Cross multiply
    273,023,129.70x = 409,534,694.55 × 100,623,669.30
  4. Step 4: Simplify right side
    273,023,129.70x = 41,208,883,671,275,712
  5. Step 5: Solve for x
    x = 41,208,883,671,275,712/273,023,129.70
  6. Step 6: Final answer
    x = 150,935,503.95

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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.