Home / 118,284,485.49-163,232,580.41-66,073,520.49

Finding the Fourth Proportional to 118,284,485.49, 163,232,580.41 and 66,073,520.49

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Solution

The fourth proportional to 118,284,485.49, 163,232,580.41 and 66,073,520.49 is: 91,181,452.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,284,485.49 : 163,232,580.41 = 66,073,520.49 : x
  2. Step 2: Convert to fraction form
    118,284,485.49/163,232,580.41 = 66,073,520.49/x
  3. Step 3: Cross multiply
    118,284,485.49x = 163,232,580.41 × 66,073,520.49
  4. Step 4: Simplify right side
    118,284,485.49x = 10,785,351,246,355,708
  5. Step 5: Solve for x
    x = 10,785,351,246,355,708/118,284,485.49
  6. Step 6: Final answer
    x = 91,181,452.93

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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.