Home / 217,321,993.80-299,877,130.97-146,910,804.74

Finding the Fourth Proportional to 217,321,993.80, 299,877,130.97 and 146,910,804.74

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Solution

The fourth proportional to 217,321,993.80, 299,877,130.97 and 146,910,804.74 is: 202,718,509.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,321,993.80 : 299,877,130.97 = 146,910,804.74 : x
  2. Step 2: Convert to fraction form
    217,321,993.80/299,877,130.97 = 146,910,804.74/x
  3. Step 3: Cross multiply
    217,321,993.80x = 299,877,130.97 × 146,910,804.74
  4. Step 4: Simplify right side
    217,321,993.80x = 44,055,190,631,691,136
  5. Step 5: Solve for x
    x = 44,055,190,631,691,136/217,321,993.80
  6. Step 6: Final answer
    x = 202,718,509.35

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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.