Home / 176,273,344.10-264,452,006.55-85,322,137.70

Finding the Fourth Proportional to 176,273,344.10, 264,452,006.55 and 85,322,137.70

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Solution

The fourth proportional to 176,273,344.10, 264,452,006.55 and 85,322,137.70 is: 128,003,531.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,273,344.10 : 264,452,006.55 = 85,322,137.70 : x
  2. Step 2: Convert to fraction form
    176,273,344.10/264,452,006.55 = 85,322,137.70/x
  3. Step 3: Cross multiply
    176,273,344.10x = 264,452,006.55 × 85,322,137.70
  4. Step 4: Simplify right side
    176,273,344.10x = 22,563,610,517,900,404
  5. Step 5: Solve for x
    x = 22,563,610,517,900,404/176,273,344.10
  6. Step 6: Final answer
    x = 128,003,531.29

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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.