Home / 863,892,272.22-1,192,171,317.14-467,415,261.89

Finding the Fourth Proportional to 863,892,272.22, 1,192,171,317.14 and 467,415,261.89

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Solution

The fourth proportional to 863,892,272.22, 1,192,171,317.14 and 467,415,261.89 is: 645,033,051.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,892,272.22 : 1,192,171,317.14 = 467,415,261.89 : x
  2. Step 2: Convert to fraction form
    863,892,272.22/1,192,171,317.14 = 467,415,261.89/x
  3. Step 3: Cross multiply
    863,892,272.22x = 1,192,171,317.14 × 467,415,261.89
  4. Step 4: Simplify right side
    863,892,272.22x = 557,239,068,410,441,408
  5. Step 5: Solve for x
    x = 557,239,068,410,441,408/863,892,272.22
  6. Step 6: Final answer
    x = 645,033,051.38

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Double scale
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1.5x scale

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.