Home / 75,002,616.68-113,066,084.57-70,002,919.22

Finding the Fourth Proportional to 75,002,616.68, 113,066,084.57 and 70,002,919.22

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Solution

The fourth proportional to 75,002,616.68, 113,066,084.57 and 70,002,919.22 is: 105,529,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,002,616.68 : 113,066,084.57 = 70,002,919.22 : x
  2. Step 2: Convert to fraction form
    75,002,616.68/113,066,084.57 = 70,002,919.22/x
  3. Step 3: Cross multiply
    75,002,616.68x = 113,066,084.57 × 70,002,919.22
  4. Step 4: Simplify right side
    75,002,616.68x = 7,914,955,983,760,054
  5. Step 5: Solve for x
    x = 7,914,955,983,760,054/75,002,616.68
  6. Step 6: Final answer
    x = 105,529,064.65

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.