Home / 97,785,145,863.15-146,677,718,794.73-81,255,204,999.15

Finding the Fourth Proportional to 97,785,145,863.15, 146,677,718,794.73 and 81,255,204,999.15

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Solution

The fourth proportional to 97,785,145,863.15, 146,677,718,794.73 and 81,255,204,999.15 is: 121,882,807,498.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,785,145,863.15 : 146,677,718,794.73 = 81,255,204,999.15 : x
  2. Step 2: Convert to fraction form
    97,785,145,863.15/146,677,718,794.73 = 81,255,204,999.15/x
  3. Step 3: Cross multiply
    97,785,145,863.15x = 146,677,718,794.73 × 81,255,204,999.15
  4. Step 4: Simplify right side
    97,785,145,863.15x = 11,918,328,109,473,462,222,848
  5. Step 5: Solve for x
    x = 11,918,328,109,473,462,222,848/97,785,145,863.15
  6. Step 6: Final answer
    x = 121,882,807,498.73

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1.5x scale

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.