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Finding the Fourth Proportional to 133,875,140.40, 200,812,710.60 and 133,875,140.40

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Solution

The fourth proportional to 133,875,140.40, 200,812,710.60 and 133,875,140.40 is: 200,812,710.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,875,140.40 : 200,812,710.60 = 133,875,140.40 : x
  2. Step 2: Convert to fraction form
    133,875,140.40/200,812,710.60 = 133,875,140.40/x
  3. Step 3: Cross multiply
    133,875,140.40x = 200,812,710.60 × 133,875,140.40
  4. Step 4: Simplify right side
    133,875,140.40x = 26,883,829,825,679,568
  5. Step 5: Solve for x
    x = 26,883,829,825,679,568/133,875,140.40
  6. Step 6: Final answer
    x = 200,812,710.60

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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.