Home / 2,659,392,821.80-3,989,089,232.70-2,623,113,116.20

Finding the Fourth Proportional to 2,659,392,821.80, 3,989,089,232.70 and 2,623,113,116.20

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Solution

The fourth proportional to 2,659,392,821.80, 3,989,089,232.70 and 2,623,113,116.20 is: 3,934,669,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,392,821.80 : 3,989,089,232.70 = 2,623,113,116.20 : x
  2. Step 2: Convert to fraction form
    2,659,392,821.80/3,989,089,232.70 = 2,623,113,116.20/x
  3. Step 3: Cross multiply
    2,659,392,821.80x = 3,989,089,232.70 × 2,623,113,116.20
  4. Step 4: Simplify right side
    2,659,392,821.80x = 10,463,832,287,987,562,496
  5. Step 5: Solve for x
    x = 10,463,832,287,987,562,496/2,659,392,821.80
  6. Step 6: Final answer
    x = 3,934,669,674.30

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Double scale
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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.