Home / 209,223,485.65-313,880,629.22-63,653,263.84

Finding the Fourth Proportional to 209,223,485.65, 313,880,629.22 and 63,653,263.84

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Solution

The fourth proportional to 209,223,485.65, 313,880,629.22 and 63,653,263.84 is: 95,493,708.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,223,485.65 : 313,880,629.22 = 63,653,263.84 : x
  2. Step 2: Convert to fraction form
    209,223,485.65/313,880,629.22 = 63,653,263.84/x
  3. Step 3: Cross multiply
    209,223,485.65x = 313,880,629.22 × 63,653,263.84
  4. Step 4: Simplify right side
    209,223,485.65x = 19,979,526,504,118,204
  5. Step 5: Solve for x
    x = 19,979,526,504,118,204/209,223,485.65
  6. Step 6: Final answer
    x = 95,493,708.28

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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.