Home / 6,901,213,998.80-10,351,820,998.20-1,994,047,893.20

Finding the Fourth Proportional to 6,901,213,998.80, 10,351,820,998.20 and 1,994,047,893.20

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Solution

The fourth proportional to 6,901,213,998.80, 10,351,820,998.20 and 1,994,047,893.20 is: 2,991,071,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901,213,998.80 : 10,351,820,998.20 = 1,994,047,893.20 : x
  2. Step 2: Convert to fraction form
    6,901,213,998.80/10,351,820,998.20 = 1,994,047,893.20/x
  3. Step 3: Cross multiply
    6,901,213,998.80x = 10,351,820,998.20 × 1,994,047,893.20
  4. Step 4: Simplify right side
    6,901,213,998.80x = 20,642,026,852,244,234,240
  5. Step 5: Solve for x
    x = 20,642,026,852,244,234,240/6,901,213,998.80
  6. Step 6: Final answer
    x = 2,991,071,839.80

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Double scale
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Similar ratio
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1.5x scale

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.