Home / 4,550,331,415.37-6,825,497,123.06-1,278,780,619.37

Finding the Fourth Proportional to 4,550,331,415.37, 6,825,497,123.06 and 1,278,780,619.37

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Solution

The fourth proportional to 4,550,331,415.37, 6,825,497,123.06 and 1,278,780,619.37 is: 1,918,170,929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550,331,415.37 : 6,825,497,123.06 = 1,278,780,619.37 : x
  2. Step 2: Convert to fraction form
    4,550,331,415.37/6,825,497,123.06 = 1,278,780,619.37/x
  3. Step 3: Cross multiply
    4,550,331,415.37x = 6,825,497,123.06 × 1,278,780,619.37
  4. Step 4: Simplify right side
    4,550,331,415.37x = 8,728,313,438,494,299,136
  5. Step 5: Solve for x
    x = 8,728,313,438,494,299,136/4,550,331,415.37
  6. Step 6: Final answer
    x = 1,918,170,929.05

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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.