Home / 86,586,832.98-119,456,570.07-49,419,176.22

Finding the Fourth Proportional to 86,586,832.98, 119,456,570.07 and 49,419,176.22

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Solution

The fourth proportional to 86,586,832.98, 119,456,570.07 and 49,419,176.22 is: 68,179,480.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,586,832.98 : 119,456,570.07 = 49,419,176.22 : x
  2. Step 2: Convert to fraction form
    86,586,832.98/119,456,570.07 = 49,419,176.22/x
  3. Step 3: Cross multiply
    86,586,832.98x = 119,456,570.07 × 49,419,176.22
  4. Step 4: Simplify right side
    86,586,832.98x = 5,903,445,286,926,107
  5. Step 5: Solve for x
    x = 5,903,445,286,926,107/86,586,832.98
  6. Step 6: Final answer
    x = 68,179,480.46

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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.