Home / 189,627,261.76-284,441,258.64-73,097,493.04

Finding the Fourth Proportional to 189,627,261.76, 284,441,258.64 and 73,097,493.04

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Solution

The fourth proportional to 189,627,261.76, 284,441,258.64 and 73,097,493.04 is: 109,646,380.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,627,261.76 : 284,441,258.64 = 73,097,493.04 : x
  2. Step 2: Convert to fraction form
    189,627,261.76/284,441,258.64 = 73,097,493.04/x
  3. Step 3: Cross multiply
    189,627,261.76x = 284,441,258.64 × 73,097,493.04
  4. Step 4: Simplify right side
    189,627,261.76x = 20,791,942,923,726,240
  5. Step 5: Solve for x
    x = 20,791,942,923,726,240/189,627,261.76
  6. Step 6: Final answer
    x = 109,646,380.65

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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.