Home / 141,368,344.80-212,052,517.20-73,343,896.80

Finding the Fourth Proportional to 141,368,344.80, 212,052,517.20 and 73,343,896.80

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Solution

The fourth proportional to 141,368,344.80, 212,052,517.20 and 73,343,896.80 is: 110,015,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,368,344.80 : 212,052,517.20 = 73,343,896.80 : x
  2. Step 2: Convert to fraction form
    141,368,344.80/212,052,517.20 = 73,343,896.80/x
  3. Step 3: Cross multiply
    141,368,344.80x = 212,052,517.20 × 73,343,896.80
  4. Step 4: Simplify right side
    141,368,344.80x = 15,552,757,937,697,024
  5. Step 5: Solve for x
    x = 15,552,757,937,697,024/141,368,344.80
  6. Step 6: Final answer
    x = 110,015,845.20

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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.