Home / 12,170,240,857.97-16,810,686,845.40-10,064,203,947.89

Finding the Fourth Proportional to 12,170,240,857.97, 16,810,686,845.40 and 10,064,203,947.89

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Solution

The fourth proportional to 12,170,240,857.97, 16,810,686,845.40 and 10,064,203,947.89 is: 13,901,629,630.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,170,240,857.97 : 16,810,686,845.40 = 10,064,203,947.89 : x
  2. Step 2: Convert to fraction form
    12,170,240,857.97/16,810,686,845.40 = 10,064,203,947.89/x
  3. Step 3: Cross multiply
    12,170,240,857.97x = 16,810,686,845.40 × 10,064,203,947.89
  4. Step 4: Simplify right side
    12,170,240,857.97x = 169,186,180,916,133,101,568
  5. Step 5: Solve for x
    x = 169,186,180,916,133,101,568/12,170,240,857.97
  6. Step 6: Final answer
    x = 13,901,629,630.07

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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.