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Finding the Fourth Proportional to 2,559,162,664.80, 3,587,665,024.80 and 2,559,162,664.80

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Solution

The fourth proportional to 2,559,162,664.80, 3,587,665,024.80 and 2,559,162,664.80 is: 3,587,665,024.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559,162,664.80 : 3,587,665,024.80 = 2,559,162,664.80 : x
  2. Step 2: Convert to fraction form
    2,559,162,664.80/3,587,665,024.80 = 2,559,162,664.80/x
  3. Step 3: Cross multiply
    2,559,162,664.80x = 3,587,665,024.80 × 2,559,162,664.80
  4. Step 4: Simplify right side
    2,559,162,664.80x = 9,181,418,385,276,926,976
  5. Step 5: Solve for x
    x = 9,181,418,385,276,926,976/2,559,162,664.80
  6. Step 6: Final answer
    x = 3,587,665,024.80

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Double scale
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1.5x scale

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.