Home / 445,841,273.50-668,496,979.12-169,512,714.96

Finding the Fourth Proportional to 445,841,273.50, 668,496,979.12 and 169,512,714.96

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Solution

The fourth proportional to 445,841,273.50, 668,496,979.12 and 169,512,714.96 is: 254,168,343.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,841,273.50 : 668,496,979.12 = 169,512,714.96 : x
  2. Step 2: Convert to fraction form
    445,841,273.50/668,496,979.12 = 169,512,714.96/x
  3. Step 3: Cross multiply
    445,841,273.50x = 668,496,979.12 × 169,512,714.96
  4. Step 4: Simplify right side
    445,841,273.50x = 113,318,737,873,189,632
  5. Step 5: Solve for x
    x = 113,318,737,873,189,632/445,841,273.50
  6. Step 6: Final answer
    x = 254,168,343.33

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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.