Home / 202,563,452.70-279,537,838.83-109,743,957.81

Finding the Fourth Proportional to 202,563,452.70, 279,537,838.83 and 109,743,957.81

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Solution

The fourth proportional to 202,563,452.70, 279,537,838.83 and 109,743,957.81 is: 151,446,810.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,563,452.70 : 279,537,838.83 = 109,743,957.81 : x
  2. Step 2: Convert to fraction form
    202,563,452.70/279,537,838.83 = 109,743,957.81/x
  3. Step 3: Cross multiply
    202,563,452.70x = 279,537,838.83 × 109,743,957.81
  4. Step 4: Simplify right side
    202,563,452.70x = 30,677,588,790,858,100
  5. Step 5: Solve for x
    x = 30,677,588,790,858,100/202,563,452.70
  6. Step 6: Final answer
    x = 151,446,810.28

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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.