Home / 133,605,826.92-184,372,912.26-78,605,219.88

Finding the Fourth Proportional to 133,605,826.92, 184,372,912.26 and 78,605,219.88

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Solution

The fourth proportional to 133,605,826.92, 184,372,912.26 and 78,605,219.88 is: 108,473,362.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,605,826.92 : 184,372,912.26 = 78,605,219.88 : x
  2. Step 2: Convert to fraction form
    133,605,826.92/184,372,912.26 = 78,605,219.88/x
  3. Step 3: Cross multiply
    133,605,826.92x = 184,372,912.26 × 78,605,219.88
  4. Step 4: Simplify right side
    133,605,826.92x = 14,492,673,308,113,246
  5. Step 5: Solve for x
    x = 14,492,673,308,113,246/133,605,826.92
  6. Step 6: Final answer
    x = 108,473,362.59

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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.