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Finding the Fourth Proportional to 8,709,841,204.40, 13,064,761,806.60 and 8,709,841,204.40

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Solution

The fourth proportional to 8,709,841,204.40, 13,064,761,806.60 and 8,709,841,204.40 is: 13,064,761,806.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709,841,204.40 : 13,064,761,806.60 = 8,709,841,204.40 : x
  2. Step 2: Convert to fraction form
    8,709,841,204.40/13,064,761,806.60 = 8,709,841,204.40/x
  3. Step 3: Cross multiply
    8,709,841,204.40x = 13,064,761,806.60 × 8,709,841,204.40
  4. Step 4: Simplify right side
    8,709,841,204.40x = 113,792,000,708,796,055,552
  5. Step 5: Solve for x
    x = 113,792,000,708,796,055,552/8,709,841,204.40
  6. Step 6: Final answer
    x = 13,064,761,806.60

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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.