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Finding the Fourth Proportional to 256,241,738,400.46, 384,362,607,600.66 and 256,241,738,400.46

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Solution

The fourth proportional to 256,241,738,400.46, 384,362,607,600.66 and 256,241,738,400.46 is: 384,362,607,600.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,241,738,400.46 : 384,362,607,600.66 = 256,241,738,400.46 : x
  2. Step 2: Convert to fraction form
    256,241,738,400.46/384,362,607,600.66 = 256,241,738,400.46/x
  3. Step 3: Cross multiply
    256,241,738,400.46x = 384,362,607,600.66 × 256,241,738,400.46
  4. Step 4: Simplify right side
    256,241,738,400.46x = 98,489,742,747,726,969,307,136
  5. Step 5: Solve for x
    x = 98,489,742,747,726,969,307,136/256,241,738,400.46
  6. Step 6: Final answer
    x = 384,362,607,600.66

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1.5x scale

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.