Home / 155,201,921.65-232,611,183.09-133,187,559.49

Finding the Fourth Proportional to 155,201,921.65, 232,611,183.09 and 133,187,559.49

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Solution

The fourth proportional to 155,201,921.65, 232,611,183.09 and 133,187,559.49 is: 199,616,831.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,201,921.65 : 232,611,183.09 = 133,187,559.49 : x
  2. Step 2: Convert to fraction form
    155,201,921.65/232,611,183.09 = 133,187,559.49/x
  3. Step 3: Cross multiply
    155,201,921.65x = 232,611,183.09 × 133,187,559.49
  4. Step 4: Simplify right side
    155,201,921.65x = 30,980,915,785,131,480
  5. Step 5: Solve for x
    x = 30,980,915,785,131,480/155,201,921.65
  6. Step 6: Final answer
    x = 199,616,831.13

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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.