Home / 455,530,266.10-683,229,043.95-132,380,442.10

Finding the Fourth Proportional to 455,530,266.10, 683,229,043.95 and 132,380,442.10

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Solution

The fourth proportional to 455,530,266.10, 683,229,043.95 and 132,380,442.10 is: 198,551,379.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,530,266.10 : 683,229,043.95 = 132,380,442.10 : x
  2. Step 2: Convert to fraction form
    455,530,266.10/683,229,043.95 = 132,380,442.10/x
  3. Step 3: Cross multiply
    455,530,266.10x = 683,229,043.95 × 132,380,442.10
  4. Step 4: Simplify right side
    455,530,266.10x = 90,446,162,893,661,328
  5. Step 5: Solve for x
    x = 90,446,162,893,661,328/455,530,266.10
  6. Step 6: Final answer
    x = 198,551,379.84

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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.