Home / 17,784,809,040.32-26,643,540,992.16-11,871,538,020.80

Finding the Fourth Proportional to 17,784,809,040.32, 26,643,540,992.16 and 11,871,538,020.80

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Solution

The fourth proportional to 17,784,809,040.32, 26,643,540,992.16 and 11,871,538,020.80 is: 17,784,830,254.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,784,809,040.32 : 26,643,540,992.16 = 11,871,538,020.80 : x
  2. Step 2: Convert to fraction form
    17,784,809,040.32/26,643,540,992.16 = 11,871,538,020.80/x
  3. Step 3: Cross multiply
    17,784,809,040.32x = 26,643,540,992.16 × 11,871,538,020.80
  4. Step 4: Simplify right side
    17,784,809,040.32x = 316,299,809,897,170,796,544
  5. Step 5: Solve for x
    x = 316,299,809,897,170,796,544/17,784,809,040.32
  6. Step 6: Final answer
    x = 17,784,830,254.86

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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.