Home / 104,328,311.04-156,288,890.88-68,317,344

Finding the Fourth Proportional to 104,328,311.04, 156,288,890.88 and 68,317,344

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Solution

The fourth proportional to 104,328,311.04, 156,288,890.88 and 68,317,344 is: 102,342,708.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,328,311.04 : 156,288,890.88 = 68,317,344 : x
  2. Step 2: Convert to fraction form
    104,328,311.04/156,288,890.88 = 68,317,344/x
  3. Step 3: Cross multiply
    104,328,311.04x = 156,288,890.88 × 68,317,344
  4. Step 4: Simplify right side
    104,328,311.04x = 10,677,241,921,627,422
  5. Step 5: Solve for x
    x = 10,677,241,921,627,422/104,328,311.04
  6. Step 6: Final answer
    x = 102,342,708.47

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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.