Home / 133,073,287.30-199,311,332.55-109,185,415.30

Finding the Fourth Proportional to 133,073,287.30, 199,311,332.55 and 109,185,415.30

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Solution

The fourth proportional to 133,073,287.30, 199,311,332.55 and 109,185,415.30 is: 163,533,125.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,073,287.30 : 199,311,332.55 = 109,185,415.30 : x
  2. Step 2: Convert to fraction form
    133,073,287.30/199,311,332.55 = 109,185,415.30/x
  3. Step 3: Cross multiply
    133,073,287.30x = 199,311,332.55 × 109,185,415.30
  4. Step 4: Simplify right side
    133,073,287.30x = 21,761,890,618,468,160
  5. Step 5: Solve for x
    x = 21,761,890,618,468,160/133,073,287.30
  6. Step 6: Final answer
    x = 163,533,125.69

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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.