Home / 78,389,927.88-117,577,293.58-23,802,993.24

Finding the Fourth Proportional to 78,389,927.88, 117,577,293.58 and 23,802,993.24

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Solution

The fourth proportional to 78,389,927.88, 117,577,293.58 and 23,802,993.24 is: 35,702,182.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,389,927.88 : 117,577,293.58 = 23,802,993.24 : x
  2. Step 2: Convert to fraction form
    78,389,927.88/117,577,293.58 = 23,802,993.24/x
  3. Step 3: Cross multiply
    78,389,927.88x = 117,577,293.58 × 23,802,993.24
  4. Step 4: Simplify right side
    78,389,927.88x = 2,798,691,524,262,235
  5. Step 5: Solve for x
    x = 2,798,691,524,262,235/78,389,927.88
  6. Step 6: Final answer
    x = 35,702,182.66

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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.