Home / 75,675,175.89-104,431,739.28-40,867,863.25

Finding the Fourth Proportional to 75,675,175.89, 104,431,739.28 and 40,867,863.25

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Solution

The fourth proportional to 75,675,175.89, 104,431,739.28 and 40,867,863.25 is: 56,397,649.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,675,175.89 : 104,431,739.28 = 40,867,863.25 : x
  2. Step 2: Convert to fraction form
    75,675,175.89/104,431,739.28 = 40,867,863.25/x
  3. Step 3: Cross multiply
    75,675,175.89x = 104,431,739.28 × 40,867,863.25
  4. Step 4: Simplify right side
    75,675,175.89x = 4,267,902,039,854,693.50
  5. Step 5: Solve for x
    x = 4,267,902,039,854,693.50/75,675,175.89
  6. Step 6: Final answer
    x = 56,397,649.42

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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.