Home / 7,381,072,540,921.40-11,071,608,811,382-7,381,072,540,921.40

Finding the Fourth Proportional to 7,381,072,540,921.40, 11,071,608,811,382 and 7,381,072,540,921.40

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Solution

The fourth proportional to 7,381,072,540,921.40, 11,071,608,811,382 and 7,381,072,540,921.40 is: 11,071,608,811,382

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,072,540,921.40 : 11,071,608,811,382 = 7,381,072,540,921.40 : x
  2. Step 2: Convert to fraction form
    7,381,072,540,921.40/11,071,608,811,382 = 7,381,072,540,921.40/x
  3. Step 3: Cross multiply
    7,381,072,540,921.40x = 11,071,608,811,382 × 7,381,072,540,921.40
  4. Step 4: Simplify right side
    7,381,072,540,921.40x = 81,720,347,781,515,109,770,199,040
  5. Step 5: Solve for x
    x = 81,720,347,781,515,109,770,199,040/7,381,072,540,921.40
  6. Step 6: Final answer
    x = 11,071,608,811,382

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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.