Home / 436,391,538.35-602,233,078.36-238,165,755.16

Finding the Fourth Proportional to 436,391,538.35, 602,233,078.36 and 238,165,755.16

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Solution

The fourth proportional to 436,391,538.35, 602,233,078.36 and 238,165,755.16 is: 328,675,703.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,391,538.35 : 602,233,078.36 = 238,165,755.16 : x
  2. Step 2: Convert to fraction form
    436,391,538.35/602,233,078.36 = 238,165,755.16/x
  3. Step 3: Cross multiply
    436,391,538.35x = 602,233,078.36 × 238,165,755.16
  4. Step 4: Simplify right side
    436,391,538.35x = 143,431,295,889,940,848
  5. Step 5: Solve for x
    x = 143,431,295,889,940,848/436,391,538.35
  6. Step 6: Final answer
    x = 328,675,703.55

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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.