Home / 206,379,897.44-284,795,719.21-112,294,431.48

Finding the Fourth Proportional to 206,379,897.44, 284,795,719.21 and 112,294,431.48

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Solution

The fourth proportional to 206,379,897.44, 284,795,719.21 and 112,294,431.48 is: 154,961,669.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,379,897.44 : 284,795,719.21 = 112,294,431.48 : x
  2. Step 2: Convert to fraction form
    206,379,897.44/284,795,719.21 = 112,294,431.48/x
  3. Step 3: Cross multiply
    206,379,897.44x = 284,795,719.21 × 112,294,431.48
  4. Step 4: Simplify right side
    206,379,897.44x = 31,980,973,376,624,664
  5. Step 5: Solve for x
    x = 31,980,973,376,624,664/206,379,897.44
  6. Step 6: Final answer
    x = 154,961,669.10

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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.