Home / 667,040,564.48-920,516,066.26-369,702,003.38

Finding the Fourth Proportional to 667,040,564.48, 920,516,066.26 and 369,702,003.38

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Solution

The fourth proportional to 667,040,564.48, 920,516,066.26 and 369,702,003.38 is: 510,188,813.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,040,564.48 : 920,516,066.26 = 369,702,003.38 : x
  2. Step 2: Convert to fraction form
    667,040,564.48/920,516,066.26 = 369,702,003.38/x
  3. Step 3: Cross multiply
    667,040,564.48x = 920,516,066.26 × 369,702,003.38
  4. Step 4: Simplify right side
    667,040,564.48x = 340,316,633,839,798,848
  5. Step 5: Solve for x
    x = 340,316,633,839,798,848/667,040,564.48
  6. Step 6: Final answer
    x = 510,188,813.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.