Home / 111,186,866.22-166,019,806.34-99,597,515.82

Finding the Fourth Proportional to 111,186,866.22, 166,019,806.34 and 99,597,515.82

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Solution

The fourth proportional to 111,186,866.22, 166,019,806.34 and 99,597,515.82 is: 148,715,049.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,186,866.22 : 166,019,806.34 = 99,597,515.82 : x
  2. Step 2: Convert to fraction form
    111,186,866.22/166,019,806.34 = 99,597,515.82/x
  3. Step 3: Cross multiply
    111,186,866.22x = 166,019,806.34 × 99,597,515.82
  4. Step 4: Simplify right side
    111,186,866.22x = 16,535,160,287,883,498
  5. Step 5: Solve for x
    x = 16,535,160,287,883,498/111,186,866.22
  6. Step 6: Final answer
    x = 148,715,049.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.