Home / 198,597,037.36-274,066,421.24-109,299,259.92

Finding the Fourth Proportional to 198,597,037.36, 274,066,421.24 and 109,299,259.92

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Solution

The fourth proportional to 198,597,037.36, 274,066,421.24 and 109,299,259.92 is: 150,834,359.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,597,037.36 : 274,066,421.24 = 109,299,259.92 : x
  2. Step 2: Convert to fraction form
    198,597,037.36/274,066,421.24 = 109,299,259.92/x
  3. Step 3: Cross multiply
    198,597,037.36x = 274,066,421.24 × 109,299,259.92
  4. Step 4: Simplify right side
    198,597,037.36x = 29,955,257,010,454,972
  5. Step 5: Solve for x
    x = 29,955,257,010,454,972/198,597,037.36
  6. Step 6: Final answer
    x = 150,834,359.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.