Home / 1,008,220,099,100.20-1,391,347,928,700.20-545,247,137,616.85

Finding the Fourth Proportional to 1,008,220,099,100.20, 1,391,347,928,700.20 and 545,247,137,616.85

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Solution

The fourth proportional to 1,008,220,099,100.20, 1,391,347,928,700.20 and 545,247,137,616.85 is: 752,443,316,920.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,220,099,100.20 : 1,391,347,928,700.20 = 545,247,137,616.85 : x
  2. Step 2: Convert to fraction form
    1,008,220,099,100.20/1,391,347,928,700.20 = 545,247,137,616.85/x
  3. Step 3: Cross multiply
    1,008,220,099,100.20x = 1,391,347,928,700.20 × 545,247,137,616.85
  4. Step 4: Simplify right side
    1,008,220,099,100.20x = 758,628,475,552,917,121,662,976
  5. Step 5: Solve for x
    x = 758,628,475,552,917,121,662,976/1,008,220,099,100.20
  6. Step 6: Final answer
    x = 752,443,316,920.55

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.