Home / 3,925,871,276.56-5,417,615,164.40-2,165,738,218

Finding the Fourth Proportional to 3,925,871,276.56, 5,417,615,164.40 and 2,165,738,218

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Solution

The fourth proportional to 3,925,871,276.56, 5,417,615,164.40 and 2,165,738,218 is: 2,988,670,637.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925,871,276.56 : 5,417,615,164.40 = 2,165,738,218 : x
  2. Step 2: Convert to fraction form
    3,925,871,276.56/5,417,615,164.40 = 2,165,738,218/x
  3. Step 3: Cross multiply
    3,925,871,276.56x = 5,417,615,164.40 × 2,165,738,218
  4. Step 4: Simplify right side
    3,925,871,276.56x = 11,733,136,211,957,432,320
  5. Step 5: Solve for x
    x = 11,733,136,211,957,432,320/3,925,871,276.56
  6. Step 6: Final answer
    x = 2,988,670,637.78

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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.