Home / 2,551,126,415.45-3,520,554,424.07-1,377,704,687.45

Finding the Fourth Proportional to 2,551,126,415.45, 3,520,554,424.07 and 1,377,704,687.45

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Solution

The fourth proportional to 2,551,126,415.45, 3,520,554,424.07 and 1,377,704,687.45 is: 1,901,232,452.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,126,415.45 : 3,520,554,424.07 = 1,377,704,687.45 : x
  2. Step 2: Convert to fraction form
    2,551,126,415.45/3,520,554,424.07 = 1,377,704,687.45/x
  3. Step 3: Cross multiply
    2,551,126,415.45x = 3,520,554,424.07 × 1,377,704,687.45
  4. Step 4: Simplify right side
    2,551,126,415.45x = 4,850,284,332,439,582,720
  5. Step 5: Solve for x
    x = 4,850,284,332,439,582,720/2,551,126,415.45
  6. Step 6: Final answer
    x = 1,901,232,452.88

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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.