Home / 194,791,571.25-268,820,818.25-107,871,443.25

Finding the Fourth Proportional to 194,791,571.25, 268,820,818.25 and 107,871,443.25

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Solution

The fourth proportional to 194,791,571.25, 268,820,818.25 and 107,871,443.25 is: 148,867,271.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,791,571.25 : 268,820,818.25 = 107,871,443.25 : x
  2. Step 2: Convert to fraction form
    194,791,571.25/268,820,818.25 = 107,871,443.25/x
  3. Step 3: Cross multiply
    194,791,571.25x = 268,820,818.25 × 107,871,443.25
  4. Step 4: Simplify right side
    194,791,571.25x = 28,998,089,639,734,084
  5. Step 5: Solve for x
    x = 28,998,089,639,734,084/194,791,571.25
  6. Step 6: Final answer
    x = 148,867,271.07

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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.