Home / 194,791,573-268,820,820.66-107,871,445

Finding the Fourth Proportional to 194,791,573, 268,820,820.66 and 107,871,445

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Solution

The fourth proportional to 194,791,573, 268,820,820.66 and 107,871,445 is: 148,867,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,791,573 : 268,820,820.66 = 107,871,445 : x
  2. Step 2: Convert to fraction form
    194,791,573/268,820,820.66 = 107,871,445/x
  3. Step 3: Cross multiply
    194,791,573x = 268,820,820.66 × 107,871,445
  4. Step 4: Simplify right side
    194,791,573x = 28,998,090,370,680,056
  5. Step 5: Solve for x
    x = 28,998,090,370,680,056/194,791,573
  6. Step 6: Final answer
    x = 148,867,273.49

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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.