Home / 768,078,229.26-1,151,650,801.79-301,180,302.72

Finding the Fourth Proportional to 768,078,229.26, 1,151,650,801.79 and 301,180,302.72

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Solution

The fourth proportional to 768,078,229.26, 1,151,650,801.79 and 301,180,302.72 is: 451,587,512.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,078,229.26 : 1,151,650,801.79 = 301,180,302.72 : x
  2. Step 2: Convert to fraction form
    768,078,229.26/1,151,650,801.79 = 301,180,302.72/x
  3. Step 3: Cross multiply
    768,078,229.26x = 1,151,650,801.79 × 301,180,302.72
  4. Step 4: Simplify right side
    768,078,229.26x = 346,854,537,109,337,088
  5. Step 5: Solve for x
    x = 346,854,537,109,337,088/768,078,229.26
  6. Step 6: Final answer
    x = 451,587,512.70

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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.