Home / 768,078,222.51-1,151,650,791.66-301,180,295.97

Finding the Fourth Proportional to 768,078,222.51, 1,151,650,791.66 and 301,180,295.97

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Solution

The fourth proportional to 768,078,222.51, 1,151,650,791.66 and 301,180,295.97 is: 451,587,502.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,078,222.51 : 1,151,650,791.66 = 301,180,295.97 : x
  2. Step 2: Convert to fraction form
    768,078,222.51/1,151,650,791.66 = 301,180,295.97/x
  3. Step 3: Cross multiply
    768,078,222.51x = 1,151,650,791.66 × 301,180,295.97
  4. Step 4: Simplify right side
    768,078,222.51x = 346,854,526,286,243,648
  5. Step 5: Solve for x
    x = 346,854,526,286,243,648/768,078,222.51
  6. Step 6: Final answer
    x = 451,587,502.58

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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.