Home / 1,648,133,999.20-2,472,200,998.80-557,617,067.20

Finding the Fourth Proportional to 1,648,133,999.20, 2,472,200,998.80 and 557,617,067.20

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Solution

The fourth proportional to 1,648,133,999.20, 2,472,200,998.80 and 557,617,067.20 is: 836,425,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,133,999.20 : 2,472,200,998.80 = 557,617,067.20 : x
  2. Step 2: Convert to fraction form
    1,648,133,999.20/2,472,200,998.80 = 557,617,067.20/x
  3. Step 3: Cross multiply
    1,648,133,999.20x = 2,472,200,998.80 × 557,617,067.20
  4. Step 4: Simplify right side
    1,648,133,999.20x = 1,378,541,470,479,767,040
  5. Step 5: Solve for x
    x = 1,378,541,470,479,767,040/1,648,133,999.20
  6. Step 6: Final answer
    x = 836,425,600.80

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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.