Home / 178,198,965,046.58-267,416,207,317.39-83,898,880,823.12

Finding the Fourth Proportional to 178,198,965,046.58, 267,416,207,317.39 and 83,898,880,823.12

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Solution

The fourth proportional to 178,198,965,046.58, 267,416,207,317.39 and 83,898,880,823.12 is: 125,903,764,379.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,198,965,046.58 : 267,416,207,317.39 = 83,898,880,823.12 : x
  2. Step 2: Convert to fraction form
    178,198,965,046.58/267,416,207,317.39 = 83,898,880,823.12/x
  3. Step 3: Cross multiply
    178,198,965,046.58x = 267,416,207,317.39 × 83,898,880,823.12
  4. Step 4: Simplify right side
    178,198,965,046.58x = 22,435,920,507,891,118,768,128
  5. Step 5: Solve for x
    x = 22,435,920,507,891,118,768,128/178,198,965,046.58
  6. Step 6: Final answer
    x = 125,903,764,379.48

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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.