Home / 646,704,047.70-970,056,071.55-237,707,054.10

Finding the Fourth Proportional to 646,704,047.70, 970,056,071.55 and 237,707,054.10

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Solution

The fourth proportional to 646,704,047.70, 970,056,071.55 and 237,707,054.10 is: 356,560,581.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,704,047.70 : 970,056,071.55 = 237,707,054.10 : x
  2. Step 2: Convert to fraction form
    646,704,047.70/970,056,071.55 = 237,707,054.10/x
  3. Step 3: Cross multiply
    646,704,047.70x = 970,056,071.55 × 237,707,054.10
  4. Step 4: Simplify right side
    646,704,047.70x = 230,589,171,079,969,312
  5. Step 5: Solve for x
    x = 230,589,171,079,969,312/646,704,047.70
  6. Step 6: Final answer
    x = 356,560,581.15

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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.