Home / 640,444,096,013.82-960,661,982,826.84-162,909,314,294.28

Finding the Fourth Proportional to 640,444,096,013.82, 960,661,982,826.84 and 162,909,314,294.28

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Solution

The fourth proportional to 640,444,096,013.82, 960,661,982,826.84 and 162,909,314,294.28 is: 244,362,912,961.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,444,096,013.82 : 960,661,982,826.84 = 162,909,314,294.28 : x
  2. Step 2: Convert to fraction form
    640,444,096,013.82/960,661,982,826.84 = 162,909,314,294.28/x
  3. Step 3: Cross multiply
    640,444,096,013.82x = 960,661,982,826.84 × 162,909,314,294.28
  4. Step 4: Simplify right side
    640,444,096,013.82x = 156,500,784,890,903,879,745,536
  5. Step 5: Solve for x
    x = 156,500,784,890,903,879,745,536/640,444,096,013.82
  6. Step 6: Final answer
    x = 244,362,912,961.46

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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.