Home / 2,769,214,015.80-4,153,821,023.70-830,517,247.80

Finding the Fourth Proportional to 2,769,214,015.80, 4,153,821,023.70 and 830,517,247.80

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Solution

The fourth proportional to 2,769,214,015.80, 4,153,821,023.70 and 830,517,247.80 is: 1,245,775,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,214,015.80 : 4,153,821,023.70 = 830,517,247.80 : x
  2. Step 2: Convert to fraction form
    2,769,214,015.80/4,153,821,023.70 = 830,517,247.80/x
  3. Step 3: Cross multiply
    2,769,214,015.80x = 4,153,821,023.70 × 830,517,247.80
  4. Step 4: Simplify right side
    2,769,214,015.80x = 3,449,820,004,457,102,336
  5. Step 5: Solve for x
    x = 3,449,820,004,457,102,336/2,769,214,015.80
  6. Step 6: Final answer
    x = 1,245,775,871.70

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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.