Home / 5,414,126,040.66-8,115,457,280.57-1,821,132,739.25

Finding the Fourth Proportional to 5,414,126,040.66, 8,115,457,280.57 and 1,821,132,739.25

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Solution

The fourth proportional to 5,414,126,040.66, 8,115,457,280.57 and 1,821,132,739.25 is: 2,729,771,127.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414,126,040.66 : 8,115,457,280.57 = 1,821,132,739.25 : x
  2. Step 2: Convert to fraction form
    5,414,126,040.66/8,115,457,280.57 = 1,821,132,739.25/x
  3. Step 3: Cross multiply
    5,414,126,040.66x = 8,115,457,280.57 × 1,821,132,739.25
  4. Step 4: Simplify right side
    5,414,126,040.66x = 14,779,324,947,581,114,368
  5. Step 5: Solve for x
    x = 14,779,324,947,581,114,368/5,414,126,040.66
  6. Step 6: Final answer
    x = 2,729,771,127.71

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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.