Home / 194,791,608-268,820,868.96-107,871,480

Finding the Fourth Proportional to 194,791,608, 268,820,868.96 and 107,871,480

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Solution

The fourth proportional to 194,791,608, 268,820,868.96 and 107,871,480 is: 148,867,321.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,791,608 : 268,820,868.96 = 107,871,480 : x
  2. Step 2: Convert to fraction form
    194,791,608/268,820,868.96 = 107,871,480/x
  3. Step 3: Cross multiply
    194,791,608x = 268,820,868.96 × 107,871,480
  4. Step 4: Simplify right side
    194,791,608x = 28,998,104,989,601,260
  5. Step 5: Solve for x
    x = 28,998,104,989,601,260/194,791,608
  6. Step 6: Final answer
    x = 148,867,321.79

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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.