Home / 1,415,763,610.99-2,123,730,540.60-433,198,662.94

Finding the Fourth Proportional to 1,415,763,610.99, 2,123,730,540.60 and 433,198,662.94

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Solution

The fourth proportional to 1,415,763,610.99, 2,123,730,540.60 and 433,198,662.94 is: 649,824,040.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,763,610.99 : 2,123,730,540.60 = 433,198,662.94 : x
  2. Step 2: Convert to fraction form
    1,415,763,610.99/2,123,730,540.60 = 433,198,662.94/x
  3. Step 3: Cross multiply
    1,415,763,610.99x = 2,123,730,540.60 × 433,198,662.94
  4. Step 4: Simplify right side
    1,415,763,610.99x = 919,997,230,619,978,752
  5. Step 5: Solve for x
    x = 919,997,230,619,978,752/1,415,763,610.99
  6. Step 6: Final answer
    x = 649,824,040.88

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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.