Home / 117,120,647.44-174,633,881.37-113,902,862.90

Finding the Fourth Proportional to 117,120,647.44, 174,633,881.37 and 113,902,862.90

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Solution

The fourth proportional to 117,120,647.44, 174,633,881.37 and 113,902,862.90 is: 169,835,972.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,120,647.44 : 174,633,881.37 = 113,902,862.90 : x
  2. Step 2: Convert to fraction form
    117,120,647.44/174,633,881.37 = 113,902,862.90/x
  3. Step 3: Cross multiply
    117,120,647.44x = 174,633,881.37 × 113,902,862.90
  4. Step 4: Simplify right side
    117,120,647.44x = 19,891,299,047,818,560
  5. Step 5: Solve for x
    x = 19,891,299,047,818,560/117,120,647.44
  6. Step 6: Final answer
    x = 169,835,972.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.