Home / 113,556,621.42-170,336,283.82-31,670,517.54

Finding the Fourth Proportional to 113,556,621.42, 170,336,283.82 and 31,670,517.54

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Solution

The fourth proportional to 113,556,621.42, 170,336,283.82 and 31,670,517.54 is: 47,506,153.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,556,621.42 : 170,336,283.82 = 31,670,517.54 : x
  2. Step 2: Convert to fraction form
    113,556,621.42/170,336,283.82 = 31,670,517.54/x
  3. Step 3: Cross multiply
    113,556,621.42x = 170,336,283.82 × 31,670,517.54
  4. Step 4: Simplify right side
    113,556,621.42x = 5,394,638,264,419,728
  5. Step 5: Solve for x
    x = 5,394,638,264,419,728/113,556,621.42
  6. Step 6: Final answer
    x = 47,506,153.29

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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.