Home / 1,724,434,856.73-2,379,721,144.85-931,481,186.16

Finding the Fourth Proportional to 1,724,434,856.73, 2,379,721,144.85 and 931,481,186.16

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Solution

The fourth proportional to 1,724,434,856.73, 2,379,721,144.85 and 931,481,186.16 is: 1,285,444,600.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,434,856.73 : 2,379,721,144.85 = 931,481,186.16 : x
  2. Step 2: Convert to fraction form
    1,724,434,856.73/2,379,721,144.85 = 931,481,186.16/x
  3. Step 3: Cross multiply
    1,724,434,856.73x = 2,379,721,144.85 × 931,481,186.16
  4. Step 4: Simplify right side
    1,724,434,856.73x = 2,216,665,474,730,253,568
  5. Step 5: Solve for x
    x = 2,216,665,474,730,253,568/1,724,434,856.73
  6. Step 6: Final answer
    x = 1,285,444,600.06

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.