Home / 2,802,561,619.80-4,200,972,648.30-1,637,430,371.40

Finding the Fourth Proportional to 2,802,561,619.80, 4,200,972,648.30 and 1,637,430,371.40

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Solution

The fourth proportional to 2,802,561,619.80, 4,200,972,648.30 and 1,637,430,371.40 is: 2,454,468,852.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,561,619.80 : 4,200,972,648.30 = 1,637,430,371.40 : x
  2. Step 2: Convert to fraction form
    2,802,561,619.80/4,200,972,648.30 = 1,637,430,371.40/x
  3. Step 3: Cross multiply
    2,802,561,619.80x = 4,200,972,648.30 × 1,637,430,371.40
  4. Step 4: Simplify right side
    2,802,561,619.80x = 6,878,800,203,747,110,912
  5. Step 5: Solve for x
    x = 6,878,800,203,747,110,912/2,802,561,619.80
  6. Step 6: Final answer
    x = 2,454,468,852.76

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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.