Home / 3,978,291,515.27-5,967,437,278.77-1,616,899,223.54

Finding the Fourth Proportional to 3,978,291,515.27, 5,967,437,278.77 and 1,616,899,223.54

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Solution

The fourth proportional to 3,978,291,515.27, 5,967,437,278.77 and 1,616,899,223.54 is: 2,425,348,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,978,291,515.27 : 5,967,437,278.77 = 1,616,899,223.54 : x
  2. Step 2: Convert to fraction form
    3,978,291,515.27/5,967,437,278.77 = 1,616,899,223.54/x
  3. Step 3: Cross multiply
    3,978,291,515.27x = 5,967,437,278.77 × 1,616,899,223.54
  4. Step 4: Simplify right side
    3,978,291,515.27x = 9,648,744,702,581,782,528
  5. Step 5: Solve for x
    x = 9,648,744,702,581,782,528/3,978,291,515.27
  6. Step 6: Final answer
    x = 2,425,348,837.70

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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.