Home / 705,507,245.34-1,058,192,486.19-214,224,833.42

Finding the Fourth Proportional to 705,507,245.34, 1,058,192,486.19 and 214,224,833.42

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Solution

The fourth proportional to 705,507,245.34, 1,058,192,486.19 and 214,224,833.42 is: 321,316,486.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,507,245.34 : 1,058,192,486.19 = 214,224,833.42 : x
  2. Step 2: Convert to fraction form
    705,507,245.34/1,058,192,486.19 = 214,224,833.42/x
  3. Step 3: Cross multiply
    705,507,245.34x = 1,058,192,486.19 × 214,224,833.42
  4. Step 4: Simplify right side
    705,507,245.34x = 226,691,109,075,057,440
  5. Step 5: Solve for x
    x = 226,691,109,075,057,440/705,507,245.34
  6. Step 6: Final answer
    x = 321,316,486.22

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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.