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Finding the Fourth Proportional to 1,771,489,628.60, 2,657,234,443.98 and 1,771,489,628.60

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Solution

The fourth proportional to 1,771,489,628.60, 2,657,234,443.98 and 1,771,489,628.60 is: 2,657,234,443.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,489,628.60 : 2,657,234,443.98 = 1,771,489,628.60 : x
  2. Step 2: Convert to fraction form
    1,771,489,628.60/2,657,234,443.98 = 1,771,489,628.60/x
  3. Step 3: Cross multiply
    1,771,489,628.60x = 2,657,234,443.98 × 1,771,489,628.60
  4. Step 4: Simplify right side
    1,771,489,628.60x = 4,707,263,258,269,257,728
  5. Step 5: Solve for x
    x = 4,707,263,258,269,257,728/1,771,489,628.60
  6. Step 6: Final answer
    x = 2,657,234,443.98

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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.