Home / 75,002,608.99-113,066,073.07-70,002,911.53

Finding the Fourth Proportional to 75,002,608.99, 113,066,073.07 and 70,002,911.53

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Solution

The fourth proportional to 75,002,608.99, 113,066,073.07 and 70,002,911.53 is: 105,529,053.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,002,608.99 : 113,066,073.07 = 70,002,911.53 : x
  2. Step 2: Convert to fraction form
    75,002,608.99/113,066,073.07 = 70,002,911.53/x
  3. Step 3: Cross multiply
    75,002,608.99x = 113,066,073.07 × 70,002,911.53
  4. Step 4: Simplify right side
    75,002,608.99x = 7,914,954,310,163,725
  5. Step 5: Solve for x
    x = 7,914,954,310,163,725/75,002,608.99
  6. Step 6: Final answer
    x = 105,529,053.15

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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.