Home / 133,366,818.20-199,672,313.70-119,761,928.60

Finding the Fourth Proportional to 133,366,818.20, 199,672,313.70 and 119,761,928.60

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Solution

The fourth proportional to 133,366,818.20, 199,672,313.70 and 119,761,928.60 is: 179,303,530.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,366,818.20 : 199,672,313.70 = 119,761,928.60 : x
  2. Step 2: Convert to fraction form
    133,366,818.20/199,672,313.70 = 119,761,928.60/x
  3. Step 3: Cross multiply
    133,366,818.20x = 199,672,313.70 × 119,761,928.60
  4. Step 4: Simplify right side
    133,366,818.20x = 23,913,141,376,736,200
  5. Step 5: Solve for x
    x = 23,913,141,376,736,200/133,366,818.20
  6. Step 6: Final answer
    x = 179,303,530.66

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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.