Home / 705,507,242.33-1,058,192,481.69-214,224,830.42

Finding the Fourth Proportional to 705,507,242.33, 1,058,192,481.69 and 214,224,830.42

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Solution

The fourth proportional to 705,507,242.33, 1,058,192,481.69 and 214,224,830.42 is: 321,316,481.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,507,242.33 : 1,058,192,481.69 = 214,224,830.42 : x
  2. Step 2: Convert to fraction form
    705,507,242.33/1,058,192,481.69 = 214,224,830.42/x
  3. Step 3: Cross multiply
    705,507,242.33x = 1,058,192,481.69 × 214,224,830.42
  4. Step 4: Simplify right side
    705,507,242.33x = 226,691,104,936,468,256
  5. Step 5: Solve for x
    x = 226,691,104,936,468,256/705,507,242.33
  6. Step 6: Final answer
    x = 321,316,481.72

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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.