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Finding the Fourth Proportional to 143,493,282.70, 201,273,233.30 and 143,493,282.70

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Solution

The fourth proportional to 143,493,282.70, 201,273,233.30 and 143,493,282.70 is: 201,273,233.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,493,282.70 : 201,273,233.30 = 143,493,282.70 : x
  2. Step 2: Convert to fraction form
    143,493,282.70/201,273,233.30 = 143,493,282.70/x
  3. Step 3: Cross multiply
    143,493,282.70x = 201,273,233.30 × 143,493,282.70
  4. Step 4: Simplify right side
    143,493,282.70x = 28,881,356,965,859,952
  5. Step 5: Solve for x
    x = 28,881,356,965,859,952/143,493,282.70
  6. Step 6: Final answer
    x = 201,273,233.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.