Home / 2,978,546,269.52-4,464,715,789.56-1,666,524,728.72

Finding the Fourth Proportional to 2,978,546,269.52, 4,464,715,789.56 and 1,666,524,728.72

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Solution

The fourth proportional to 2,978,546,269.52, 4,464,715,789.56 and 1,666,524,728.72 is: 2,498,050,591.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,978,546,269.52 : 4,464,715,789.56 = 1,666,524,728.72 : x
  2. Step 2: Convert to fraction form
    2,978,546,269.52/4,464,715,789.56 = 1,666,524,728.72/x
  3. Step 3: Cross multiply
    2,978,546,269.52x = 4,464,715,789.56 × 1,666,524,728.72
  4. Step 4: Simplify right side
    2,978,546,269.52x = 7,440,559,270,008,380,416
  5. Step 5: Solve for x
    x = 7,440,559,270,008,380,416/2,978,546,269.52
  6. Step 6: Final answer
    x = 2,498,050,591.37

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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.