Home / 206,899,287.46-310,372,945.26-68,737,224.58

Finding the Fourth Proportional to 206,899,287.46, 310,372,945.26 and 68,737,224.58

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Solution

The fourth proportional to 206,899,287.46, 310,372,945.26 and 68,737,224.58 is: 103,113,814.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,899,287.46 : 310,372,945.26 = 68,737,224.58 : x
  2. Step 2: Convert to fraction form
    206,899,287.46/310,372,945.26 = 68,737,224.58/x
  3. Step 3: Cross multiply
    206,899,287.46x = 310,372,945.26 × 68,737,224.58
  4. Step 4: Simplify right side
    206,899,287.46x = 21,334,174,841,892,664
  5. Step 5: Solve for x
    x = 21,334,174,841,892,664/206,899,287.46
  6. Step 6: Final answer
    x = 103,113,814.96

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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.