Home / 10,076,758,998.88-15,115,084,675.44-2,615,336,333.68

Finding the Fourth Proportional to 10,076,758,998.88, 15,115,084,675.44 and 2,615,336,333.68

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Solution

The fourth proportional to 10,076,758,998.88, 15,115,084,675.44 and 2,615,336,333.68 is: 3,922,990,531.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076,758,998.88 : 15,115,084,675.44 = 2,615,336,333.68 : x
  2. Step 2: Convert to fraction form
    10,076,758,998.88/15,115,084,675.44 = 2,615,336,333.68/x
  3. Step 3: Cross multiply
    10,076,758,998.88x = 15,115,084,675.44 × 2,615,336,333.68
  4. Step 4: Simplify right side
    10,076,758,998.88x = 39,531,030,138,327,998,464
  5. Step 5: Solve for x
    x = 39,531,030,138,327,998,464/10,076,758,998.88
  6. Step 6: Final answer
    x = 3,922,990,531.25

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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.