Home / 147,522,006.30-221,283,009.45-111,690,198.30

Finding the Fourth Proportional to 147,522,006.30, 221,283,009.45 and 111,690,198.30

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Solution

The fourth proportional to 147,522,006.30, 221,283,009.45 and 111,690,198.30 is: 167,535,297.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,522,006.30 : 221,283,009.45 = 111,690,198.30 : x
  2. Step 2: Convert to fraction form
    147,522,006.30/221,283,009.45 = 111,690,198.30/x
  3. Step 3: Cross multiply
    147,522,006.30x = 221,283,009.45 × 111,690,198.30
  4. Step 4: Simplify right side
    147,522,006.30x = 24,715,143,205,891,272
  5. Step 5: Solve for x
    x = 24,715,143,205,891,272/147,522,006.30
  6. Step 6: Final answer
    x = 167,535,297.45

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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.