Home / 436,355,489.17-602,183,291.79-238,129,751.94

Finding the Fourth Proportional to 436,355,489.17, 602,183,291.79 and 238,129,751.94

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Solution

The fourth proportional to 436,355,489.17, 602,183,291.79 and 238,129,751.94 is: 328,625,997.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,355,489.17 : 602,183,291.79 = 238,129,751.94 : x
  2. Step 2: Convert to fraction form
    436,355,489.17/602,183,291.79 = 238,129,751.94/x
  3. Step 3: Cross multiply
    436,355,489.17x = 602,183,291.79 × 238,129,751.94
  4. Step 4: Simplify right side
    436,355,489.17x = 143,397,757,896,365,328
  5. Step 5: Solve for x
    x = 143,397,757,896,365,328/436,355,489.17
  6. Step 6: Final answer
    x = 328,625,997.51

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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.