Home / 646,704,080.70-970,056,121.05-237,707,087.10

Finding the Fourth Proportional to 646,704,080.70, 970,056,121.05 and 237,707,087.10

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Solution

The fourth proportional to 646,704,080.70, 970,056,121.05 and 237,707,087.10 is: 356,560,630.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,704,080.70 : 970,056,121.05 = 237,707,087.10 : x
  2. Step 2: Convert to fraction form
    646,704,080.70/970,056,121.05 = 237,707,087.10/x
  3. Step 3: Cross multiply
    646,704,080.70x = 970,056,121.05 × 237,707,087.10
  4. Step 4: Simplify right side
    646,704,080.70x = 230,589,214,858,320,480
  5. Step 5: Solve for x
    x = 230,589,214,858,320,480/646,704,080.70
  6. Step 6: Final answer
    x = 356,560,630.65

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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.