Home / 197,312,004.80-295,968,007.20-187,906,155.20

Finding the Fourth Proportional to 197,312,004.80, 295,968,007.20 and 187,906,155.20

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Solution

The fourth proportional to 197,312,004.80, 295,968,007.20 and 187,906,155.20 is: 281,859,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,312,004.80 : 295,968,007.20 = 187,906,155.20 : x
  2. Step 2: Convert to fraction form
    197,312,004.80/295,968,007.20 = 187,906,155.20/x
  3. Step 3: Cross multiply
    197,312,004.80x = 295,968,007.20 × 187,906,155.20
  4. Step 4: Simplify right side
    197,312,004.80x = 55,614,210,295,157,912
  5. Step 5: Solve for x
    x = 55,614,210,295,157,912/197,312,004.80
  6. Step 6: Final answer
    x = 281,859,232.80

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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.