Home / 514,162,203.57-771,000,177.87-199,175,757.30

Finding the Fourth Proportional to 514,162,203.57, 771,000,177.87 and 199,175,757.30

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Solution

The fourth proportional to 514,162,203.57, 771,000,177.87 and 199,175,757.30 is: 298,669,453.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,162,203.57 : 771,000,177.87 = 199,175,757.30 : x
  2. Step 2: Convert to fraction form
    514,162,203.57/771,000,177.87 = 199,175,757.30/x
  3. Step 3: Cross multiply
    514,162,203.57x = 771,000,177.87 × 199,175,757.30
  4. Step 4: Simplify right side
    514,162,203.57x = 153,564,544,305,691,968
  5. Step 5: Solve for x
    x = 153,564,544,305,691,968/514,162,203.57
  6. Step 6: Final answer
    x = 298,669,453.41

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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.