Home / 86,753,568.50-130,066,579.82-41,347,249.46

Finding the Fourth Proportional to 86,753,568.50, 130,066,579.82 and 41,347,249.46

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Solution

The fourth proportional to 86,753,568.50, 130,066,579.82 and 41,347,249.46 is: 61,990,479.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,753,568.50 : 130,066,579.82 = 41,347,249.46 : x
  2. Step 2: Convert to fraction form
    86,753,568.50/130,066,579.82 = 41,347,249.46/x
  3. Step 3: Cross multiply
    86,753,568.50x = 130,066,579.82 × 41,347,249.46
  4. Step 4: Simplify right side
    86,753,568.50x = 5,377,895,321,369,472
  5. Step 5: Solve for x
    x = 5,377,895,321,369,472/86,753,568.50
  6. Step 6: Final answer
    x = 61,990,479.64

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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.