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Finding the Fourth Proportional to 7,700,707,220.40, 11,551,060,830.60 and 7,700,707,220.40

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Solution

The fourth proportional to 7,700,707,220.40, 11,551,060,830.60 and 7,700,707,220.40 is: 11,551,060,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,707,220.40 : 11,551,060,830.60 = 7,700,707,220.40 : x
  2. Step 2: Convert to fraction form
    7,700,707,220.40/11,551,060,830.60 = 7,700,707,220.40/x
  3. Step 3: Cross multiply
    7,700,707,220.40x = 11,551,060,830.60 × 7,700,707,220.40
  4. Step 4: Simplify right side
    7,700,707,220.40x = 88,951,337,541,481,037,824
  5. Step 5: Solve for x
    x = 88,951,337,541,481,037,824/7,700,707,220.40
  6. Step 6: Final answer
    x = 11,551,060,830.60

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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.