Home / 149,100,949.80-223,651,424.70-39,942,968.40

Finding the Fourth Proportional to 149,100,949.80, 223,651,424.70 and 39,942,968.40

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Solution

The fourth proportional to 149,100,949.80, 223,651,424.70 and 39,942,968.40 is: 59,914,452.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,100,949.80 : 223,651,424.70 = 39,942,968.40 : x
  2. Step 2: Convert to fraction form
    149,100,949.80/223,651,424.70 = 39,942,968.40/x
  3. Step 3: Cross multiply
    149,100,949.80x = 223,651,424.70 × 39,942,968.40
  4. Step 4: Simplify right side
    149,100,949.80x = 8,933,301,789,407,079
  5. Step 5: Solve for x
    x = 8,933,301,789,407,079/149,100,949.80
  6. Step 6: Final answer
    x = 59,914,452.60

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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.