Home / 69,794,974.80-104,739,701.40-31,436,744.40

Finding the Fourth Proportional to 69,794,974.80, 104,739,701.40 and 31,436,744.40

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Solution

The fourth proportional to 69,794,974.80, 104,739,701.40 and 31,436,744.40 is: 47,176,393.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,794,974.80 : 104,739,701.40 = 31,436,744.40 : x
  2. Step 2: Convert to fraction form
    69,794,974.80/104,739,701.40 = 31,436,744.40/x
  3. Step 3: Cross multiply
    69,794,974.80x = 104,739,701.40 × 31,436,744.40
  4. Step 4: Simplify right side
    69,794,974.80x = 3,292,675,221,444,122
  5. Step 5: Solve for x
    x = 3,292,675,221,444,122/69,794,974.80
  6. Step 6: Final answer
    x = 47,176,393.87

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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.