Home / 176,273,098.60-264,451,638.30-85,321,892.20

Finding the Fourth Proportional to 176,273,098.60, 264,451,638.30 and 85,321,892.20

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Solution

The fourth proportional to 176,273,098.60, 264,451,638.30 and 85,321,892.20 is: 128,003,163.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,273,098.60 : 264,451,638.30 = 85,321,892.20 : x
  2. Step 2: Convert to fraction form
    176,273,098.60/264,451,638.30 = 85,321,892.20/x
  3. Step 3: Cross multiply
    176,273,098.60x = 264,451,638.30 × 85,321,892.20
  4. Step 4: Simplify right side
    176,273,098.60x = 22,563,514,175,145,992
  5. Step 5: Solve for x
    x = 22,563,514,175,145,992/176,273,098.60
  6. Step 6: Final answer
    x = 128,003,163.01

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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.