Home / 667,078,909,505-920,504,570,093.43-374,115,725,803.29

Finding the Fourth Proportional to 667,078,909,505, 920,504,570,093.43 and 374,115,725,803.29

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Solution

The fourth proportional to 667,078,909,505, 920,504,570,093.43 and 374,115,725,803.29 is: 516,243,626,411.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,078,909,505 : 920,504,570,093.43 = 374,115,725,803.29 : x
  2. Step 2: Convert to fraction form
    667,078,909,505/920,504,570,093.43 = 374,115,725,803.29/x
  3. Step 3: Cross multiply
    667,078,909,505x = 920,504,570,093.43 × 374,115,725,803.29
  4. Step 4: Simplify right side
    667,078,909,505x = 344,375,235,345,749,016,313,856
  5. Step 5: Solve for x
    x = 344,375,235,345,749,016,313,856/667,078,909,505
  6. Step 6: Final answer
    x = 516,243,626,411.89

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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.