Home / 99,716,923.62-149,628,048.39-70,757,888.88

Finding the Fourth Proportional to 99,716,923.62, 149,628,048.39 and 70,757,888.88

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Solution

The fourth proportional to 99,716,923.62, 149,628,048.39 and 70,757,888.88 is: 106,174,202.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,716,923.62 : 149,628,048.39 = 70,757,888.88 : x
  2. Step 2: Convert to fraction form
    99,716,923.62/149,628,048.39 = 70,757,888.88/x
  3. Step 3: Cross multiply
    99,716,923.62x = 149,628,048.39 × 70,757,888.88
  4. Step 4: Simplify right side
    99,716,923.62x = 10,587,364,821,310,882
  5. Step 5: Solve for x
    x = 10,587,364,821,310,882/99,716,923.62
  6. Step 6: Final answer
    x = 106,174,202.30

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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.