Home / 3,418,443,918.99-5,127,570,218.30-1,089,520,653.51

Finding the Fourth Proportional to 3,418,443,918.99, 5,127,570,218.30 and 1,089,520,653.51

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Solution

The fourth proportional to 3,418,443,918.99, 5,127,570,218.30 and 1,089,520,653.51 is: 1,634,250,491.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,443,918.99 : 5,127,570,218.30 = 1,089,520,653.51 : x
  2. Step 2: Convert to fraction form
    3,418,443,918.99/5,127,570,218.30 = 1,089,520,653.51/x
  3. Step 3: Cross multiply
    3,418,443,918.99x = 5,127,570,218.30 × 1,089,520,653.51
  4. Step 4: Simplify right side
    3,418,443,918.99x = 5,586,593,655,155,181,568
  5. Step 5: Solve for x
    x = 5,586,593,655,155,181,568/3,418,443,918.99
  6. Step 6: Final answer
    x = 1,634,250,491.61

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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.