Home / 2,719,783,457.93-4,080,507,784.68-1,392,751,085.87

Finding the Fourth Proportional to 2,719,783,457.93, 4,080,507,784.68 and 1,392,751,085.87

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Solution

The fourth proportional to 2,719,783,457.93, 4,080,507,784.68 and 1,392,751,085.87 is: 2,089,552,986.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,783,457.93 : 4,080,507,784.68 = 1,392,751,085.87 : x
  2. Step 2: Convert to fraction form
    2,719,783,457.93/4,080,507,784.68 = 1,392,751,085.87/x
  3. Step 3: Cross multiply
    2,719,783,457.93x = 4,080,507,784.68 × 1,392,751,085.87
  4. Step 4: Simplify right side
    2,719,783,457.93x = 5,683,131,648,014,057,472
  5. Step 5: Solve for x
    x = 5,683,131,648,014,057,472/2,719,783,457.93
  6. Step 6: Final answer
    x = 2,089,552,986.82

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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.