Home / 87,336,000.40-131,004,000.60-73,899,072.40

Finding the Fourth Proportional to 87,336,000.40, 131,004,000.60 and 73,899,072.40

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Solution

The fourth proportional to 87,336,000.40, 131,004,000.60 and 73,899,072.40 is: 110,848,608.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,336,000.40 : 131,004,000.60 = 73,899,072.40 : x
  2. Step 2: Convert to fraction form
    87,336,000.40/131,004,000.60 = 73,899,072.40/x
  3. Step 3: Cross multiply
    87,336,000.40x = 131,004,000.60 × 73,899,072.40
  4. Step 4: Simplify right side
    87,336,000.40x = 9,681,074,125,029,044
  5. Step 5: Solve for x
    x = 9,681,074,125,029,044/87,336,000.40
  6. Step 6: Final answer
    x = 110,848,608.60

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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.