Home / 133,073,149.80-199,311,126.30-109,185,277.80

Finding the Fourth Proportional to 133,073,149.80, 199,311,126.30 and 109,185,277.80

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Solution

The fourth proportional to 133,073,149.80, 199,311,126.30 and 109,185,277.80 is: 163,532,919.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,073,149.80 : 199,311,126.30 = 109,185,277.80 : x
  2. Step 2: Convert to fraction form
    133,073,149.80/199,311,126.30 = 109,185,277.80/x
  3. Step 3: Cross multiply
    133,073,149.80x = 199,311,126.30 × 109,185,277.80
  4. Step 4: Simplify right side
    133,073,149.80x = 21,761,840,693,696,388
  5. Step 5: Solve for x
    x = 21,761,840,693,696,388/133,073,149.80
  6. Step 6: Final answer
    x = 163,532,919.50

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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.