Home / 698,162,458.37-1,046,928,538.89-200,059,042.98

Finding the Fourth Proportional to 698,162,458.37, 1,046,928,538.89 and 200,059,042.98

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Solution

The fourth proportional to 698,162,458.37, 1,046,928,538.89 and 200,059,042.98 is: 299,998,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,162,458.37 : 1,046,928,538.89 = 200,059,042.98 : x
  2. Step 2: Convert to fraction form
    698,162,458.37/1,046,928,538.89 = 200,059,042.98/x
  3. Step 3: Cross multiply
    698,162,458.37x = 1,046,928,538.89 × 200,059,042.98
  4. Step 4: Simplify right side
    698,162,458.37x = 209,447,521,558,783,104
  5. Step 5: Solve for x
    x = 209,447,521,558,783,104/698,162,458.37
  6. Step 6: Final answer
    x = 299,998,258.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.