Home / 1,254,546,171.92-1,882,033,647.24-517,213,012.60

Finding the Fourth Proportional to 1,254,546,171.92, 1,882,033,647.24 and 517,213,012.60

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Solution

The fourth proportional to 1,254,546,171.92, 1,882,033,647.24 and 517,213,012.60 is: 775,907,905.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,546,171.92 : 1,882,033,647.24 = 517,213,012.60 : x
  2. Step 2: Convert to fraction form
    1,254,546,171.92/1,882,033,647.24 = 517,213,012.60/x
  3. Step 3: Cross multiply
    1,254,546,171.92x = 1,882,033,647.24 × 517,213,012.60
  4. Step 4: Simplify right side
    1,254,546,171.92x = 973,412,292,503,566,080
  5. Step 5: Solve for x
    x = 973,412,292,503,566,080/1,254,546,171.92
  6. Step 6: Final answer
    x = 775,907,905.42

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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.