Home / 67,393,404.20-101,090,106.30-36,782,402.60

Finding the Fourth Proportional to 67,393,404.20, 101,090,106.30 and 36,782,402.60

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Solution

The fourth proportional to 67,393,404.20, 101,090,106.30 and 36,782,402.60 is: 55,173,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,393,404.20 : 101,090,106.30 = 36,782,402.60 : x
  2. Step 2: Convert to fraction form
    67,393,404.20/101,090,106.30 = 36,782,402.60/x
  3. Step 3: Cross multiply
    67,393,404.20x = 101,090,106.30 × 36,782,402.60
  4. Step 4: Simplify right side
    67,393,404.20x = 3,718,336,988,803,396.50
  5. Step 5: Solve for x
    x = 3,718,336,988,803,396.50/67,393,404.20
  6. Step 6: Final answer
    x = 55,173,603.90

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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.