Home / 200,084,073.24-276,145,015.59-115,294,696.86

Finding the Fourth Proportional to 200,084,073.24, 276,145,015.59 and 115,294,696.86

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Solution

The fourth proportional to 200,084,073.24, 276,145,015.59 and 115,294,696.86 is: 159,123,389.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,084,073.24 : 276,145,015.59 = 115,294,696.86 : x
  2. Step 2: Convert to fraction form
    200,084,073.24/276,145,015.59 = 115,294,696.86/x
  3. Step 3: Cross multiply
    200,084,073.24x = 276,145,015.59 × 115,294,696.86
  4. Step 4: Simplify right side
    200,084,073.24x = 31,838,055,861,849,020
  5. Step 5: Solve for x
    x = 31,838,055,861,849,020/200,084,073.24
  6. Step 6: Final answer
    x = 159,123,389.21

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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.