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Finding the Fourth Proportional to 46,556,640.20, 69,834,960.30 and 46,556,640.20

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Solution

The fourth proportional to 46,556,640.20, 69,834,960.30 and 46,556,640.20 is: 69,834,960.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,556,640.20 : 69,834,960.30 = 46,556,640.20 : x
  2. Step 2: Convert to fraction form
    46,556,640.20/69,834,960.30 = 46,556,640.20/x
  3. Step 3: Cross multiply
    46,556,640.20x = 69,834,960.30 × 46,556,640.20
  4. Step 4: Simplify right side
    46,556,640.20x = 3,251,281,120,068,384
  5. Step 5: Solve for x
    x = 3,251,281,120,068,384/46,556,640.20
  6. Step 6: Final answer
    x = 69,834,960.30

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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.