Home / 2,986,634,221.92-4,120,939,905.36-1,716,229,824.48

Finding the Fourth Proportional to 2,986,634,221.92, 4,120,939,905.36 and 1,716,229,824.48

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Solution

The fourth proportional to 2,986,634,221.92, 4,120,939,905.36 and 1,716,229,824.48 is: 2,368,043,571.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,634,221.92 : 4,120,939,905.36 = 1,716,229,824.48 : x
  2. Step 2: Convert to fraction form
    2,986,634,221.92/4,120,939,905.36 = 1,716,229,824.48/x
  3. Step 3: Cross multiply
    2,986,634,221.92x = 4,120,939,905.36 × 1,716,229,824.48
  4. Step 4: Simplify right side
    2,986,634,221.92x = 7,072,479,970,468,621,312
  5. Step 5: Solve for x
    x = 7,072,479,970,468,621,312/2,986,634,221.92
  6. Step 6: Final answer
    x = 2,368,043,571.78

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Double scale
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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.