Home / 104,256,712.83-155,463,949.36-103,320,951.09

Finding the Fourth Proportional to 104,256,712.83, 155,463,949.36 and 103,320,951.09

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Solution

The fourth proportional to 104,256,712.83, 155,463,949.36 and 103,320,951.09 is: 154,068,574.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,256,712.83 : 155,463,949.36 = 103,320,951.09 : x
  2. Step 2: Convert to fraction form
    104,256,712.83/155,463,949.36 = 103,320,951.09/x
  3. Step 3: Cross multiply
    104,256,712.83x = 155,463,949.36 × 103,320,951.09
  4. Step 4: Simplify right side
    104,256,712.83x = 16,062,683,108,082,798
  5. Step 5: Solve for x
    x = 16,062,683,108,082,798/104,256,712.83
  6. Step 6: Final answer
    x = 154,068,574.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.