Home / 216,719,715.80-325,610,415.30-162,972,003.80

Finding the Fourth Proportional to 216,719,715.80, 325,610,415.30 and 162,972,003.80

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Solution

The fourth proportional to 216,719,715.80, 325,610,415.30 and 162,972,003.80 is: 244,857,195.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,719,715.80 : 325,610,415.30 = 162,972,003.80 : x
  2. Step 2: Convert to fraction form
    216,719,715.80/325,610,415.30 = 162,972,003.80/x
  3. Step 3: Cross multiply
    216,719,715.80x = 325,610,415.30 × 162,972,003.80
  4. Step 4: Simplify right side
    216,719,715.80x = 53,065,381,839,591,184
  5. Step 5: Solve for x
    x = 53,065,381,839,591,184/216,719,715.80
  6. Step 6: Final answer
    x = 244,857,195.59

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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.