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Finding the Fourth Proportional to 1,907,714,297.40, 2,861,571,446.10 and 1,907,714,297.40

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Solution

The fourth proportional to 1,907,714,297.40, 2,861,571,446.10 and 1,907,714,297.40 is: 2,861,571,446.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,714,297.40 : 2,861,571,446.10 = 1,907,714,297.40 : x
  2. Step 2: Convert to fraction form
    1,907,714,297.40/2,861,571,446.10 = 1,907,714,297.40/x
  3. Step 3: Cross multiply
    1,907,714,297.40x = 2,861,571,446.10 × 1,907,714,297.40
  4. Step 4: Simplify right side
    1,907,714,297.40x = 5,459,060,760,756,563,968
  5. Step 5: Solve for x
    x = 5,459,060,760,756,563,968/1,907,714,297.40
  6. Step 6: Final answer
    x = 2,861,571,446.10

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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.