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Finding the Fourth Proportional to 134,138,665.60, 201,207,998.40 and 134,138,665.60

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Solution

The fourth proportional to 134,138,665.60, 201,207,998.40 and 134,138,665.60 is: 201,207,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,138,665.60 : 201,207,998.40 = 134,138,665.60 : x
  2. Step 2: Convert to fraction form
    134,138,665.60/201,207,998.40 = 134,138,665.60/x
  3. Step 3: Cross multiply
    134,138,665.60x = 201,207,998.40 × 134,138,665.60
  4. Step 4: Simplify right side
    134,138,665.60x = 26,989,772,413,422,936
  5. Step 5: Solve for x
    x = 26,989,772,413,422,936/134,138,665.60
  6. Step 6: Final answer
    x = 201,207,998.40

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1.5x scale

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.