Home / 370,893,080.41-511,846,845.52-203,636,391.51

Finding the Fourth Proportional to 370,893,080.41, 511,846,845.52 and 203,636,391.51

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Solution

The fourth proportional to 370,893,080.41, 511,846,845.52 and 203,636,391.51 is: 281,026,123.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,893,080.41 : 511,846,845.52 = 203,636,391.51 : x
  2. Step 2: Convert to fraction form
    370,893,080.41/511,846,845.52 = 203,636,391.51/x
  3. Step 3: Cross multiply
    370,893,080.41x = 511,846,845.52 × 203,636,391.51
  4. Step 4: Simplify right side
    370,893,080.41x = 104,230,644,627,469,200
  5. Step 5: Solve for x
    x = 104,230,644,627,469,200/370,893,080.41
  6. Step 6: Final answer
    x = 281,026,123.52

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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.