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Finding the Fourth Proportional to 1,436,709,863.48, 2,155,064,795.22 and 1,436,709,863.48

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Solution

The fourth proportional to 1,436,709,863.48, 2,155,064,795.22 and 1,436,709,863.48 is: 2,155,064,795.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,709,863.48 : 2,155,064,795.22 = 1,436,709,863.48 : x
  2. Step 2: Convert to fraction form
    1,436,709,863.48/2,155,064,795.22 = 1,436,709,863.48/x
  3. Step 3: Cross multiply
    1,436,709,863.48x = 2,155,064,795.22 × 1,436,709,863.48
  4. Step 4: Simplify right side
    1,436,709,863.48x = 3,096,202,847,731,080,192
  5. Step 5: Solve for x
    x = 3,096,202,847,731,080,192/1,436,709,863.48
  6. Step 6: Final answer
    x = 2,155,064,795.22

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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.