Home / 767,148,015.60-1,150,722,023.40-336,326,511.60

Finding the Fourth Proportional to 767,148,015.60, 1,150,722,023.40 and 336,326,511.60

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Solution

The fourth proportional to 767,148,015.60, 1,150,722,023.40 and 336,326,511.60 is: 504,489,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,148,015.60 : 1,150,722,023.40 = 336,326,511.60 : x
  2. Step 2: Convert to fraction form
    767,148,015.60/1,150,722,023.40 = 336,326,511.60/x
  3. Step 3: Cross multiply
    767,148,015.60x = 1,150,722,023.40 × 336,326,511.60
  4. Step 4: Simplify right side
    767,148,015.60x = 387,018,323,951,415,616
  5. Step 5: Solve for x
    x = 387,018,323,951,415,616/767,148,015.60
  6. Step 6: Final answer
    x = 504,489,767.40

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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.