Home / 45,852,102.82-68,778,141.67-31,431,451.29

Finding the Fourth Proportional to 45,852,102.82, 68,778,141.67 and 31,431,451.29

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Solution

The fourth proportional to 45,852,102.82, 68,778,141.67 and 31,431,451.29 is: 47,147,168.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,852,102.82 : 68,778,141.67 = 31,431,451.29 : x
  2. Step 2: Convert to fraction form
    45,852,102.82/68,778,141.67 = 31,431,451.29/x
  3. Step 3: Cross multiply
    45,852,102.82x = 68,778,141.67 × 31,431,451.29
  4. Step 4: Simplify right side
    45,852,102.82x = 2,161,796,809,717,324.25
  5. Step 5: Solve for x
    x = 2,161,796,809,717,324.25/45,852,102.82
  6. Step 6: Final answer
    x = 47,147,168.33

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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.