Home / 31,528,591,969.64-43,277,694,447.37-27,880,365,240.68

Finding the Fourth Proportional to 31,528,591,969.64, 43,277,694,447.37 and 27,880,365,240.68

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Solution

The fourth proportional to 31,528,591,969.64, 43,277,694,447.37 and 27,880,365,240.68 is: 38,269,959,189.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,528,591,969.64 : 43,277,694,447.37 = 27,880,365,240.68 : x
  2. Step 2: Convert to fraction form
    31,528,591,969.64/43,277,694,447.37 = 27,880,365,240.68/x
  3. Step 3: Cross multiply
    31,528,591,969.64x = 43,277,694,447.37 × 27,880,365,240.68
  4. Step 4: Simplify right side
    31,528,591,969.64x = 1,206,597,927,967,224,496,128
  5. Step 5: Solve for x
    x = 1,206,597,927,967,224,496,128/31,528,591,969.64
  6. Step 6: Final answer
    x = 38,269,959,189.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.