Home / 885,743,999.60-1,328,615,999.40-368,002,367.60

Finding the Fourth Proportional to 885,743,999.60, 1,328,615,999.40 and 368,002,367.60

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Solution

The fourth proportional to 885,743,999.60, 1,328,615,999.40 and 368,002,367.60 is: 552,003,551.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,743,999.60 : 1,328,615,999.40 = 368,002,367.60 : x
  2. Step 2: Convert to fraction form
    885,743,999.60/1,328,615,999.40 = 368,002,367.60/x
  3. Step 3: Cross multiply
    885,743,999.60x = 1,328,615,999.40 × 368,002,367.60
  4. Step 4: Simplify right side
    885,743,999.60x = 488,933,833,410,440,256
  5. Step 5: Solve for x
    x = 488,933,833,410,440,256/885,743,999.60
  6. Step 6: Final answer
    x = 552,003,551.40

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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.