Home / 1,329,988,935,728.60-1,994,781,831,891.60-361,972,809,877.42

Finding the Fourth Proportional to 1,329,988,935,728.60, 1,994,781,831,891.60 and 361,972,809,877.42

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Solution

The fourth proportional to 1,329,988,935,728.60, 1,994,781,831,891.60 and 361,972,809,877.42 is: 542,904,354,604.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,988,935,728.60 : 1,994,781,831,891.60 = 361,972,809,877.42 : x
  2. Step 2: Convert to fraction form
    1,329,988,935,728.60/1,994,781,831,891.60 = 361,972,809,877.42/x
  3. Step 3: Cross multiply
    1,329,988,935,728.60x = 1,994,781,831,891.60 × 361,972,809,877.42
  4. Step 4: Simplify right side
    1,329,988,935,728.60x = 722,056,784,782,229,692,743,680
  5. Step 5: Solve for x
    x = 722,056,784,782,229,692,743,680/1,329,988,935,728.60
  6. Step 6: Final answer
    x = 542,904,354,604.03

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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.