Home / 89,826,076.80-134,487,172.80-87,306,652.80

Finding the Fourth Proportional to 89,826,076.80, 134,487,172.80 and 87,306,652.80

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Solution

The fourth proportional to 89,826,076.80, 134,487,172.80 and 87,306,652.80 is: 130,715,103.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,826,076.80 : 134,487,172.80 = 87,306,652.80 : x
  2. Step 2: Convert to fraction form
    89,826,076.80/134,487,172.80 = 87,306,652.80/x
  3. Step 3: Cross multiply
    89,826,076.80x = 134,487,172.80 × 87,306,652.80
  4. Step 4: Simplify right side
    89,826,076.80x = 11,741,624,901,703,204
  5. Step 5: Solve for x
    x = 11,741,624,901,703,204/89,826,076.80
  6. Step 6: Final answer
    x = 130,715,103.23

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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.