Home / 436,355,469.83-602,183,265.28-238,129,732.64

Finding the Fourth Proportional to 436,355,469.83, 602,183,265.28 and 238,129,732.64

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Solution

The fourth proportional to 436,355,469.83, 602,183,265.28 and 238,129,732.64 is: 328,625,970.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,355,469.83 : 602,183,265.28 = 238,129,732.64 : x
  2. Step 2: Convert to fraction form
    436,355,469.83/602,183,265.28 = 238,129,732.64/x
  3. Step 3: Cross multiply
    436,355,469.83x = 602,183,265.28 × 238,129,732.64
  4. Step 4: Simplify right side
    436,355,469.83x = 143,397,739,962,404,480
  5. Step 5: Solve for x
    x = 143,397,739,962,404,480/436,355,469.83
  6. Step 6: Final answer
    x = 328,625,970.97

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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.