Home / 13,505,577,194.05-18,631,584,969.11-8,151,426,036.07

Finding the Fourth Proportional to 13,505,577,194.05, 18,631,584,969.11 and 8,151,426,036.07

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Solution

The fourth proportional to 13,505,577,194.05, 18,631,584,969.11 and 8,151,426,036.07 is: 11,245,279,237.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,505,577,194.05 : 18,631,584,969.11 = 8,151,426,036.07 : x
  2. Step 2: Convert to fraction form
    13,505,577,194.05/18,631,584,969.11 = 8,151,426,036.07/x
  3. Step 3: Cross multiply
    13,505,577,194.05x = 18,631,584,969.11 × 8,151,426,036.07
  4. Step 4: Simplify right side
    13,505,577,194.05x = 151,873,986,810,431,602,688
  5. Step 5: Solve for x
    x = 151,873,986,810,431,602,688/13,505,577,194.05
  6. Step 6: Final answer
    x = 11,245,279,237.48

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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.