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Finding the Fourth Proportional to 6,644,510,104.70, 9,966,765,157.05 and 6,644,510,104.70

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Solution

The fourth proportional to 6,644,510,104.70, 9,966,765,157.05 and 6,644,510,104.70 is: 9,966,765,157.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,510,104.70 : 9,966,765,157.05 = 6,644,510,104.70 : x
  2. Step 2: Convert to fraction form
    6,644,510,104.70/9,966,765,157.05 = 6,644,510,104.70/x
  3. Step 3: Cross multiply
    6,644,510,104.70x = 9,966,765,157.05 × 6,644,510,104.70
  4. Step 4: Simplify right side
    6,644,510,104.70x = 66,224,271,797,190,598,656
  5. Step 5: Solve for x
    x = 66,224,271,797,190,598,656/6,644,510,104.70
  6. Step 6: Final answer
    x = 9,966,765,157.05

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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.