Home / 1,998,061,542,150.50-2,991,930,635,552.70-1,378,993,209,760.60

Finding the Fourth Proportional to 1,998,061,542,150.50, 2,991,930,635,552.70 and 1,378,993,209,760.60

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Solution

The fourth proportional to 1,998,061,542,150.50, 2,991,930,635,552.70 and 1,378,993,209,760.60 is: 2,064,927,402,617.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,061,542,150.50 : 2,991,930,635,552.70 = 1,378,993,209,760.60 : x
  2. Step 2: Convert to fraction form
    1,998,061,542,150.50/2,991,930,635,552.70 = 1,378,993,209,760.60/x
  3. Step 3: Cross multiply
    1,998,061,542,150.50x = 2,991,930,635,552.70 × 1,378,993,209,760.60
  4. Step 4: Simplify right side
    1,998,061,542,150.50x = 4,125,852,030,501,890,010,644,480
  5. Step 5: Solve for x
    x = 4,125,852,030,501,890,010,644,480/1,998,061,542,150.50
  6. Step 6: Final answer
    x = 2,064,927,402,617.07

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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.