Home / 1,840,048,418.68-2,758,460,196.64-691,997,290.36

Finding the Fourth Proportional to 1,840,048,418.68, 2,758,460,196.64 and 691,997,290.36

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Solution

The fourth proportional to 1,840,048,418.68, 2,758,460,196.64 and 691,997,290.36 is: 1,037,389,539.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,048,418.68 : 2,758,460,196.64 = 691,997,290.36 : x
  2. Step 2: Convert to fraction form
    1,840,048,418.68/2,758,460,196.64 = 691,997,290.36/x
  3. Step 3: Cross multiply
    1,840,048,418.68x = 2,758,460,196.64 × 691,997,290.36
  4. Step 4: Simplify right side
    1,840,048,418.68x = 1,908,846,981,640,792,832
  5. Step 5: Solve for x
    x = 1,908,846,981,640,792,832/1,840,048,418.68
  6. Step 6: Final answer
    x = 1,037,389,539.46

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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.