Home / 21,794,570,387.49-30,076,505,983.49-11,770,064,268.69

Finding the Fourth Proportional to 21,794,570,387.49, 30,076,505,983.49 and 11,770,064,268.69

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Solution

The fourth proportional to 21,794,570,387.49, 30,076,505,983.49 and 11,770,064,268.69 is: 16,242,688,069.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,794,570,387.49 : 30,076,505,983.49 = 11,770,064,268.69 : x
  2. Step 2: Convert to fraction form
    21,794,570,387.49/30,076,505,983.49 = 11,770,064,268.69/x
  3. Step 3: Cross multiply
    21,794,570,387.49x = 30,076,505,983.49 × 11,770,064,268.69
  4. Step 4: Simplify right side
    21,794,570,387.49x = 354,002,408,403,316,703,232
  5. Step 5: Solve for x
    x = 354,002,408,403,316,703,232/21,794,570,387.49
  6. Step 6: Final answer
    x = 16,242,688,069.07

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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.