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Finding the Fourth Proportional to 5,761,891,405.60, 8,088,415,791.20 and 5,761,891,405.60

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Solution

The fourth proportional to 5,761,891,405.60, 8,088,415,791.20 and 5,761,891,405.60 is: 8,088,415,791.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,761,891,405.60 : 8,088,415,791.20 = 5,761,891,405.60 : x
  2. Step 2: Convert to fraction form
    5,761,891,405.60/8,088,415,791.20 = 5,761,891,405.60/x
  3. Step 3: Cross multiply
    5,761,891,405.60x = 8,088,415,791.20 × 5,761,891,405.60
  4. Step 4: Simplify right side
    5,761,891,405.60x = 46,604,573,432,234,606,592
  5. Step 5: Solve for x
    x = 46,604,573,432,234,606,592/5,761,891,405.60
  6. Step 6: Final answer
    x = 8,088,415,791.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.