Home / 308,880,651.33-426,263,622.89-181,730,205.27

Finding the Fourth Proportional to 308,880,651.33, 426,263,622.89 and 181,730,205.27

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Solution

The fourth proportional to 308,880,651.33, 426,263,622.89 and 181,730,205.27 is: 250,792,580.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,880,651.33 : 426,263,622.89 = 181,730,205.27 : x
  2. Step 2: Convert to fraction form
    308,880,651.33/426,263,622.89 = 181,730,205.27/x
  3. Step 3: Cross multiply
    308,880,651.33x = 426,263,622.89 × 181,730,205.27
  4. Step 4: Simplify right side
    308,880,651.33x = 77,464,975,686,024,928
  5. Step 5: Solve for x
    x = 77,464,975,686,024,928/308,880,651.33
  6. Step 6: Final answer
    x = 250,792,580.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.