Home / 3,920,409,035.20-5,887,415,997.60-2,083,748,939.20

Finding the Fourth Proportional to 3,920,409,035.20, 5,887,415,997.60 and 2,083,748,939.20

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Solution

The fourth proportional to 3,920,409,035.20, 5,887,415,997.60 and 2,083,748,939.20 is: 3,129,238,997.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,920,409,035.20 : 5,887,415,997.60 = 2,083,748,939.20 : x
  2. Step 2: Convert to fraction form
    3,920,409,035.20/5,887,415,997.60 = 2,083,748,939.20/x
  3. Step 3: Cross multiply
    3,920,409,035.20x = 5,887,415,997.60 × 2,083,748,939.20
  4. Step 4: Simplify right side
    3,920,409,035.20x = 12,267,896,839,628,109,824
  5. Step 5: Solve for x
    x = 12,267,896,839,628,109,824/3,920,409,035.20
  6. Step 6: Final answer
    x = 3,129,238,997.63

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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.