Home / 1,329,988,936,143-1,994,781,832,513.50-361,972,810,291.58

Finding the Fourth Proportional to 1,329,988,936,143, 1,994,781,832,513.50 and 361,972,810,291.58

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Solution

The fourth proportional to 1,329,988,936,143, 1,994,781,832,513.50 and 361,972,810,291.58 is: 542,904,355,225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,988,936,143 : 1,994,781,832,513.50 = 361,972,810,291.58 : x
  2. Step 2: Convert to fraction form
    1,329,988,936,143/1,994,781,832,513.50 = 361,972,810,291.58/x
  3. Step 3: Cross multiply
    1,329,988,936,143x = 1,994,781,832,513.50 × 361,972,810,291.58
  4. Step 4: Simplify right side
    1,329,988,936,143x = 722,056,785,833,499,442,544,640
  5. Step 5: Solve for x
    x = 722,056,785,833,499,442,544,640/1,329,988,936,143
  6. Step 6: Final answer
    x = 542,904,355,225.30

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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.