Home / 133,076,166.20-199,399,631.70-75,396,908.60

Finding the Fourth Proportional to 133,076,166.20, 199,399,631.70 and 75,396,908.60

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Solution

The fourth proportional to 133,076,166.20, 199,399,631.70 and 75,396,908.60 is: 112,973,767.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,076,166.20 : 199,399,631.70 = 75,396,908.60 : x
  2. Step 2: Convert to fraction form
    133,076,166.20/199,399,631.70 = 75,396,908.60/x
  3. Step 3: Cross multiply
    133,076,166.20x = 199,399,631.70 × 75,396,908.60
  4. Step 4: Simplify right side
    133,076,166.20x = 15,034,115,806,158,560
  5. Step 5: Solve for x
    x = 15,034,115,806,158,560/133,076,166.20
  6. Step 6: Final answer
    x = 112,973,767.09

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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.