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Finding the Fourth Proportional to 214,347,492,076.05, 321,521,238,114.07 and 214,347,492,076.05

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Solution

The fourth proportional to 214,347,492,076.05, 321,521,238,114.07 and 214,347,492,076.05 is: 321,521,238,114.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,347,492,076.05 : 321,521,238,114.07 = 214,347,492,076.05 : x
  2. Step 2: Convert to fraction form
    214,347,492,076.05/321,521,238,114.07 = 214,347,492,076.05/x
  3. Step 3: Cross multiply
    214,347,492,076.05x = 321,521,238,114.07 × 214,347,492,076.05
  4. Step 4: Simplify right side
    214,347,492,076.05x = 68,917,271,038,937,404,538,880
  5. Step 5: Solve for x
    x = 68,917,271,038,937,404,538,880/214,347,492,076.05
  6. Step 6: Final answer
    x = 321,521,238,114.07

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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.