Home / 133,906,424.72-184,818,052.10-77,393,571.08

Finding the Fourth Proportional to 133,906,424.72, 184,818,052.10 and 77,393,571.08

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Solution

The fourth proportional to 133,906,424.72, 184,818,052.10 and 77,393,571.08 is: 106,818,840.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,906,424.72 : 184,818,052.10 = 77,393,571.08 : x
  2. Step 2: Convert to fraction form
    133,906,424.72/184,818,052.10 = 77,393,571.08/x
  3. Step 3: Cross multiply
    133,906,424.72x = 184,818,052.10 × 77,393,571.08
  4. Step 4: Simplify right side
    133,906,424.72x = 14,303,729,051,337,886
  5. Step 5: Solve for x
    x = 14,303,729,051,337,886/133,906,424.72
  6. Step 6: Final answer
    x = 106,818,840.71

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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.