Home / 188,696,471.09-283,034,060.38-83,621,551.71

Finding the Fourth Proportional to 188,696,471.09, 283,034,060.38 and 83,621,551.71

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Solution

The fourth proportional to 188,696,471.09, 283,034,060.38 and 83,621,551.71 is: 125,427,609.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,696,471.09 : 283,034,060.38 = 83,621,551.71 : x
  2. Step 2: Convert to fraction form
    188,696,471.09/283,034,060.38 = 83,621,551.71/x
  3. Step 3: Cross multiply
    188,696,471.09x = 283,034,060.38 × 83,621,551.71
  4. Step 4: Simplify right side
    188,696,471.09x = 23,667,747,315,757,428
  5. Step 5: Solve for x
    x = 23,667,747,315,757,428/188,696,471.09
  6. Step 6: Final answer
    x = 125,427,609.64

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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.