Home / 1,682,460,564.38-2,521,434,992.16-1,309,418,896.39

Finding the Fourth Proportional to 1,682,460,564.38, 2,521,434,992.16 and 1,309,418,896.39

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Solution

The fourth proportional to 1,682,460,564.38, 2,521,434,992.16 and 1,309,418,896.39 is: 1,962,372,666.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,460,564.38 : 2,521,434,992.16 = 1,309,418,896.39 : x
  2. Step 2: Convert to fraction form
    1,682,460,564.38/2,521,434,992.16 = 1,309,418,896.39/x
  3. Step 3: Cross multiply
    1,682,460,564.38x = 2,521,434,992.16 × 1,309,418,896.39
  4. Step 4: Simplify right side
    1,682,460,564.38x = 3,301,614,624,751,947,264
  5. Step 5: Solve for x
    x = 3,301,614,624,751,947,264/1,682,460,564.38
  6. Step 6: Final answer
    x = 1,962,372,666.95

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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.