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Finding the Fourth Proportional to 43,603,755.60, 65,405,633.40 and 35,100,699.60

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Solution

The fourth proportional to 43,603,755.60, 65,405,633.40 and 35,100,699.60 is: 52,651,049.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,603,755.60 : 65,405,633.40 = 35,100,699.60 : x
  2. Step 2: Convert to fraction form
    43,603,755.60/65,405,633.40 = 35,100,699.60/x
  3. Step 3: Cross multiply
    43,603,755.60x = 65,405,633.40 × 35,100,699.60
  4. Step 4: Simplify right side
    43,603,755.60x = 2,295,783,490,121,126.50
  5. Step 5: Solve for x
    x = 2,295,783,490,121,126.50/43,603,755.60
  6. Step 6: Final answer
    x = 52,651,049.40

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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.