Home / 1,192,691,315,433.80-1,789,288,267,006.60-386,795,416,897.16

Finding the Fourth Proportional to 1,192,691,315,433.80, 1,789,288,267,006.60 and 386,795,416,897.16

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Solution

The fourth proportional to 1,192,691,315,433.80, 1,789,288,267,006.60 and 386,795,416,897.16 is: 580,274,621,128.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,691,315,433.80 : 1,789,288,267,006.60 = 386,795,416,897.16 : x
  2. Step 2: Convert to fraction form
    1,192,691,315,433.80/1,789,288,267,006.60 = 386,795,416,897.16/x
  3. Step 3: Cross multiply
    1,192,691,315,433.80x = 1,789,288,267,006.60 × 386,795,416,897.16
  4. Step 4: Simplify right side
    1,192,691,315,433.80x = 692,088,501,186,014,709,022,720
  5. Step 5: Solve for x
    x = 692,088,501,186,014,709,022,720/1,192,691,315,433.80
  6. Step 6: Final answer
    x = 580,274,621,128.01

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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.