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Finding the Fourth Proportional to 5,381,525,254.20, 8,072,287,881.30 and 5,381,525,254.20

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Solution

The fourth proportional to 5,381,525,254.20, 8,072,287,881.30 and 5,381,525,254.20 is: 8,072,287,881.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381,525,254.20 : 8,072,287,881.30 = 5,381,525,254.20 : x
  2. Step 2: Convert to fraction form
    5,381,525,254.20/8,072,287,881.30 = 5,381,525,254.20/x
  3. Step 3: Cross multiply
    5,381,525,254.20x = 8,072,287,881.30 × 5,381,525,254.20
  4. Step 4: Simplify right side
    5,381,525,254.20x = 43,441,221,092,388,560,896
  5. Step 5: Solve for x
    x = 43,441,221,092,388,560,896/5,381,525,254.20
  6. Step 6: Final answer
    x = 8,072,287,881.30

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1.5x scale

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.