Home / 627,118,847,998.80-940,678,271,998.20-627,118,847,998.80

Finding the Fourth Proportional to 627,118,847,998.80, 940,678,271,998.20 and 627,118,847,998.80

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Solution

The fourth proportional to 627,118,847,998.80, 940,678,271,998.20 and 627,118,847,998.80 is: 940,678,271,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,118,847,998.80 : 940,678,271,998.20 = 627,118,847,998.80 : x
  2. Step 2: Convert to fraction form
    627,118,847,998.80/940,678,271,998.20 = 627,118,847,998.80/x
  3. Step 3: Cross multiply
    627,118,847,998.80x = 940,678,271,998.20 × 627,118,847,998.80
  4. Step 4: Simplify right side
    627,118,847,998.80x = 589,917,074,273,013,073,969,152
  5. Step 5: Solve for x
    x = 589,917,074,273,013,073,969,152/627,118,847,998.80
  6. Step 6: Final answer
    x = 940,678,271,998.20

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Double scale
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Similar ratio
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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.