Home / 436,609,664.10-654,914,496.15-177,691,608.90

Finding the Fourth Proportional to 436,609,664.10, 654,914,496.15 and 177,691,608.90

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Solution

The fourth proportional to 436,609,664.10, 654,914,496.15 and 177,691,608.90 is: 266,537,413.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,609,664.10 : 654,914,496.15 = 177,691,608.90 : x
  2. Step 2: Convert to fraction form
    436,609,664.10/654,914,496.15 = 177,691,608.90/x
  3. Step 3: Cross multiply
    436,609,664.10x = 654,914,496.15 × 177,691,608.90
  4. Step 4: Simplify right side
    436,609,664.10x = 116,372,810,512,826,352
  5. Step 5: Solve for x
    x = 116,372,810,512,826,352/436,609,664.10
  6. Step 6: Final answer
    x = 266,537,413.35

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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.