Home / 1,329,988,936,137-1,994,781,832,504.50-361,972,810,285.59

Finding the Fourth Proportional to 1,329,988,936,137, 1,994,781,832,504.50 and 361,972,810,285.59

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Solution

The fourth proportional to 1,329,988,936,137, 1,994,781,832,504.50 and 361,972,810,285.59 is: 542,904,355,216.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,988,936,137 : 1,994,781,832,504.50 = 361,972,810,285.59 : x
  2. Step 2: Convert to fraction form
    1,329,988,936,137/1,994,781,832,504.50 = 361,972,810,285.59/x
  3. Step 3: Cross multiply
    1,329,988,936,137x = 1,994,781,832,504.50 × 361,972,810,285.59
  4. Step 4: Simplify right side
    1,329,988,936,137x = 722,056,785,818,292,976,615,424
  5. Step 5: Solve for x
    x = 722,056,785,818,292,976,615,424/1,329,988,936,137
  6. Step 6: Final answer
    x = 542,904,355,216.32

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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.