Home / 640,444,096,004.82-960,661,982,813.34-162,909,314,285.29

Finding the Fourth Proportional to 640,444,096,004.82, 960,661,982,813.34 and 162,909,314,285.29

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Solution

The fourth proportional to 640,444,096,004.82, 960,661,982,813.34 and 162,909,314,285.29 is: 244,362,912,947.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,444,096,004.82 : 960,661,982,813.34 = 162,909,314,285.29 : x
  2. Step 2: Convert to fraction form
    640,444,096,004.82/960,661,982,813.34 = 162,909,314,285.29/x
  3. Step 3: Cross multiply
    640,444,096,004.82x = 960,661,982,813.34 × 162,909,314,285.29
  4. Step 4: Simplify right side
    640,444,096,004.82x = 156,500,784,880,068,281,237,504
  5. Step 5: Solve for x
    x = 156,500,784,880,068,281,237,504/640,444,096,004.82
  6. Step 6: Final answer
    x = 244,362,912,947.97

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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.