Home / 117,056,105.40-175,584,158.10-73,784,998.20

Finding the Fourth Proportional to 117,056,105.40, 175,584,158.10 and 73,784,998.20

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Solution

The fourth proportional to 117,056,105.40, 175,584,158.10 and 73,784,998.20 is: 110,677,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,056,105.40 : 175,584,158.10 = 73,784,998.20 : x
  2. Step 2: Convert to fraction form
    117,056,105.40/175,584,158.10 = 73,784,998.20/x
  3. Step 3: Cross multiply
    117,056,105.40x = 175,584,158.10 × 73,784,998.20
  4. Step 4: Simplify right side
    117,056,105.40x = 12,955,476,789,357,016
  5. Step 5: Solve for x
    x = 12,955,476,789,357,016/117,056,105.40
  6. Step 6: Final answer
    x = 110,677,497.30

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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.