Home / 31,510,834,458.41-43,484,821,548.66-17,042,945,568.59

Finding the Fourth Proportional to 31,510,834,458.41, 43,484,821,548.66 and 17,042,945,568.59

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Solution

The fourth proportional to 31,510,834,458.41, 43,484,821,548.66 and 17,042,945,568.59 is: 23,519,194,570.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,510,834,458.41 : 43,484,821,548.66 = 17,042,945,568.59 : x
  2. Step 2: Convert to fraction form
    31,510,834,458.41/43,484,821,548.66 = 17,042,945,568.59/x
  3. Step 3: Cross multiply
    31,510,834,458.41x = 43,484,821,548.66 × 17,042,945,568.59
  4. Step 4: Simplify right side
    31,510,834,458.41x = 741,109,446,713,444,532,224
  5. Step 5: Solve for x
    x = 741,109,446,713,444,532,224/31,510,834,458.41
  6. Step 6: Final answer
    x = 23,519,194,570.73

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Double scale
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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.