Home / 966,907,945.62-1,450,360,101.60-302,972,791.32

Finding the Fourth Proportional to 966,907,945.62, 1,450,360,101.60 and 302,972,791.32

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Solution

The fourth proportional to 966,907,945.62, 1,450,360,101.60 and 302,972,791.32 is: 454,458,617.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,907,945.62 : 1,450,360,101.60 = 302,972,791.32 : x
  2. Step 2: Convert to fraction form
    966,907,945.62/1,450,360,101.60 = 302,972,791.32/x
  3. Step 3: Cross multiply
    966,907,945.62x = 1,450,360,101.60 × 302,972,791.32
  4. Step 4: Simplify right side
    966,907,945.62x = 439,419,648,400,910,784
  5. Step 5: Solve for x
    x = 439,419,648,400,910,784/966,907,945.62
  6. Step 6: Final answer
    x = 454,458,617.69

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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.