Home / 248,933,405.20-373,400,107.80-105,307,574.80

Finding the Fourth Proportional to 248,933,405.20, 373,400,107.80 and 105,307,574.80

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Solution

The fourth proportional to 248,933,405.20, 373,400,107.80 and 105,307,574.80 is: 157,961,362.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,933,405.20 : 373,400,107.80 = 105,307,574.80 : x
  2. Step 2: Convert to fraction form
    248,933,405.20/373,400,107.80 = 105,307,574.80/x
  3. Step 3: Cross multiply
    248,933,405.20x = 373,400,107.80 × 105,307,574.80
  4. Step 4: Simplify right side
    248,933,405.20x = 39,321,859,782,476,560
  5. Step 5: Solve for x
    x = 39,321,859,782,476,560/248,933,405.20
  6. Step 6: Final answer
    x = 157,961,362.20

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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.