Home / 10,259,235,979.89-15,398,805,163.67-4,951,083,708.60

Finding the Fourth Proportional to 10,259,235,979.89, 15,398,805,163.67 and 4,951,083,708.60

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Solution

The fourth proportional to 10,259,235,979.89, 15,398,805,163.67 and 4,951,083,708.60 is: 7,431,427,986.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,259,235,979.89 : 15,398,805,163.67 = 4,951,083,708.60 : x
  2. Step 2: Convert to fraction form
    10,259,235,979.89/15,398,805,163.67 = 4,951,083,708.60/x
  3. Step 3: Cross multiply
    10,259,235,979.89x = 15,398,805,163.67 × 4,951,083,708.60
  4. Step 4: Simplify right side
    10,259,235,979.89x = 76,240,773,377,714,929,664
  5. Step 5: Solve for x
    x = 76,240,773,377,714,929,664/10,259,235,979.89
  6. Step 6: Final answer
    x = 7,431,427,986.18

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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.