Home / 8,190,364,297.73-11,310,508,854.98-7,744,158,473.45

Finding the Fourth Proportional to 8,190,364,297.73, 11,310,508,854.98 and 7,744,158,473.45

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Solution

The fourth proportional to 8,190,364,297.73, 11,310,508,854.98 and 7,744,158,473.45 is: 10,694,319,544.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,364,297.73 : 11,310,508,854.98 = 7,744,158,473.45 : x
  2. Step 2: Convert to fraction form
    8,190,364,297.73/11,310,508,854.98 = 7,744,158,473.45/x
  3. Step 3: Cross multiply
    8,190,364,297.73x = 11,310,508,854.98 × 7,744,158,473.45
  4. Step 4: Simplify right side
    8,190,364,297.73x = 87,590,372,988,268,412,928
  5. Step 5: Solve for x
    x = 87,590,372,988,268,412,928/8,190,364,297.73
  6. Step 6: Final answer
    x = 10,694,319,544.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.