Home / 49,332,077,642.72-68,076,505,713.40-27,921,859,395.44

Finding the Fourth Proportional to 49,332,077,642.72, 68,076,505,713.40 and 27,921,859,395.44

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Solution

The fourth proportional to 49,332,077,642.72, 68,076,505,713.40 and 27,921,859,395.44 is: 38,531,168,997.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,332,077,642.72 : 68,076,505,713.40 = 27,921,859,395.44 : x
  2. Step 2: Convert to fraction form
    49,332,077,642.72/68,076,505,713.40 = 27,921,859,395.44/x
  3. Step 3: Cross multiply
    49,332,077,642.72x = 68,076,505,713.40 × 27,921,859,395.44
  4. Step 4: Simplify right side
    49,332,077,642.72x = 1,900,822,620,662,422,568,960
  5. Step 5: Solve for x
    x = 1,900,822,620,662,422,568,960/49,332,077,642.72
  6. Step 6: Final answer
    x = 38,531,168,997.76

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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.