Home / 217,321,991.55-299,877,127.86-146,910,802.49

Finding the Fourth Proportional to 217,321,991.55, 299,877,127.86 and 146,910,802.49

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Solution

The fourth proportional to 217,321,991.55, 299,877,127.86 and 146,910,802.49 is: 202,718,506.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,321,991.55 : 299,877,127.86 = 146,910,802.49 : x
  2. Step 2: Convert to fraction form
    217,321,991.55/299,877,127.86 = 146,910,802.49/x
  3. Step 3: Cross multiply
    217,321,991.55x = 299,877,127.86 × 146,910,802.49
  4. Step 4: Simplify right side
    217,321,991.55x = 44,055,189,500,809,560
  5. Step 5: Solve for x
    x = 44,055,189,500,809,560/217,321,991.55
  6. Step 6: Final answer
    x = 202,718,506.24

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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.