Home / 69,040,492,514.79-94,583,901,825.55-66,459,179,383.28

Finding the Fourth Proportional to 69,040,492,514.79, 94,583,901,825.55 and 66,459,179,383.28

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Solution

The fourth proportional to 69,040,492,514.79, 94,583,901,825.55 and 66,459,179,383.28 is: 91,047,561,644.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,040,492,514.79 : 94,583,901,825.55 = 66,459,179,383.28 : x
  2. Step 2: Convert to fraction form
    69,040,492,514.79/94,583,901,825.55 = 66,459,179,383.28/x
  3. Step 3: Cross multiply
    69,040,492,514.79x = 94,583,901,825.55 × 66,459,179,383.28
  4. Step 4: Simplify right side
    69,040,492,514.79x = 6,285,968,498,194,810,667,008
  5. Step 5: Solve for x
    x = 6,285,968,498,194,810,667,008/69,040,492,514.79
  6. Step 6: Final answer
    x = 91,047,561,644.33

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.