Home / 1,292,551,467.72-1,936,489,022.77-593,628,258.12

Finding the Fourth Proportional to 1,292,551,467.72, 1,936,489,022.77 and 593,628,258.12

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Solution

The fourth proportional to 1,292,551,467.72, 1,936,489,022.77 and 593,628,258.12 is: 889,368,535.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,551,467.72 : 1,936,489,022.77 = 593,628,258.12 : x
  2. Step 2: Convert to fraction form
    1,292,551,467.72/1,936,489,022.77 = 593,628,258.12/x
  3. Step 3: Cross multiply
    1,292,551,467.72x = 1,936,489,022.77 × 593,628,258.12
  4. Step 4: Simplify right side
    1,292,551,467.72x = 1,149,554,605,455,456,128
  5. Step 5: Solve for x
    x = 1,149,554,605,455,456,128/1,292,551,467.72
  6. Step 6: Final answer
    x = 889,368,535.15

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Double scale
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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.