Home / 662,898,308.19-994,516,360.87-196,576,766.82

Finding the Fourth Proportional to 662,898,308.19, 994,516,360.87 and 196,576,766.82

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Solution

The fourth proportional to 662,898,308.19, 994,516,360.87 and 196,576,766.82 is: 294,915,235.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,898,308.19 : 994,516,360.87 = 196,576,766.82 : x
  2. Step 2: Convert to fraction form
    662,898,308.19/994,516,360.87 = 196,576,766.82/x
  3. Step 3: Cross multiply
    662,898,308.19x = 994,516,360.87 × 196,576,766.82
  4. Step 4: Simplify right side
    662,898,308.19x = 195,498,810,769,293,120
  5. Step 5: Solve for x
    x = 195,498,810,769,293,120/662,898,308.19
  6. Step 6: Final answer
    x = 294,915,235.65

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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.