Home / 272,316,872.11-375,745,887.26-162,318,820.27

Finding the Fourth Proportional to 272,316,872.11, 375,745,887.26 and 162,318,820.27

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Solution

The fourth proportional to 272,316,872.11, 375,745,887.26 and 162,318,820.27 is: 223,969,336.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,316,872.11 : 375,745,887.26 = 162,318,820.27 : x
  2. Step 2: Convert to fraction form
    272,316,872.11/375,745,887.26 = 162,318,820.27/x
  3. Step 3: Cross multiply
    272,316,872.11x = 375,745,887.26 × 162,318,820.27
  4. Step 4: Simplify right side
    272,316,872.11x = 60,990,629,141,347,624
  5. Step 5: Solve for x
    x = 60,990,629,141,347,624/272,316,872.11
  6. Step 6: Final answer
    x = 223,969,336.42

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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.