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Finding the Fourth Proportional to 6,539,462,884.80, 9,809,194,327.20 and 6,539,462,884.80

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Solution

The fourth proportional to 6,539,462,884.80, 9,809,194,327.20 and 6,539,462,884.80 is: 9,809,194,327.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539,462,884.80 : 9,809,194,327.20 = 6,539,462,884.80 : x
  2. Step 2: Convert to fraction form
    6,539,462,884.80/9,809,194,327.20 = 6,539,462,884.80/x
  3. Step 3: Cross multiply
    6,539,462,884.80x = 9,809,194,327.20 × 6,539,462,884.80
  4. Step 4: Simplify right side
    6,539,462,884.80x = 64,146,862,232,515,117,056
  5. Step 5: Solve for x
    x = 64,146,862,232,515,117,056/6,539,462,884.80
  6. Step 6: Final answer
    x = 9,809,194,327.20

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Double scale
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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.