Home / 112,427,844,995.11-168,635,560,012.71-82,205,953,924.81

Finding the Fourth Proportional to 112,427,844,995.11, 168,635,560,012.71 and 82,205,953,924.81

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Solution

The fourth proportional to 112,427,844,995.11, 168,635,560,012.71 and 82,205,953,924.81 is: 123,304,392,048.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,427,844,995.11 : 168,635,560,012.71 = 82,205,953,924.81 : x
  2. Step 2: Convert to fraction form
    112,427,844,995.11/168,635,560,012.71 = 82,205,953,924.81/x
  3. Step 3: Cross multiply
    112,427,844,995.11x = 168,635,560,012.71 × 82,205,953,924.81
  4. Step 4: Simplify right side
    112,427,844,995.11x = 13,862,847,076,489,368,698,880
  5. Step 5: Solve for x
    x = 13,862,847,076,489,368,698,880/112,427,844,995.11
  6. Step 6: Final answer
    x = 123,304,392,048.89

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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.