Home / 757,168,857.60-1,135,753,286.40-627,922,406.40

Finding the Fourth Proportional to 757,168,857.60, 1,135,753,286.40 and 627,922,406.40

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Solution

The fourth proportional to 757,168,857.60, 1,135,753,286.40 and 627,922,406.40 is: 941,883,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,168,857.60 : 1,135,753,286.40 = 627,922,406.40 : x
  2. Step 2: Convert to fraction form
    757,168,857.60/1,135,753,286.40 = 627,922,406.40/x
  3. Step 3: Cross multiply
    757,168,857.60x = 1,135,753,286.40 × 627,922,406.40
  4. Step 4: Simplify right side
    757,168,857.60x = 713,164,936,672,996,480
  5. Step 5: Solve for x
    x = 713,164,936,672,996,480/757,168,857.60
  6. Step 6: Final answer
    x = 941,883,609.60

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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.