Home / 176,273,128.10-264,451,682.55-85,321,921.70

Finding the Fourth Proportional to 176,273,128.10, 264,451,682.55 and 85,321,921.70

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Solution

The fourth proportional to 176,273,128.10, 264,451,682.55 and 85,321,921.70 is: 128,003,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,273,128.10 : 264,451,682.55 = 85,321,921.70 : x
  2. Step 2: Convert to fraction form
    176,273,128.10/264,451,682.55 = 85,321,921.70/x
  3. Step 3: Cross multiply
    176,273,128.10x = 264,451,682.55 × 85,321,921.70
  4. Step 4: Simplify right side
    176,273,128.10x = 22,563,525,751,964,360
  5. Step 5: Solve for x
    x = 22,563,525,751,964,360/176,273,128.10
  6. Step 6: Final answer
    x = 128,003,207.27

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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.