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Finding the Fourth Proportional to 189,440,334.40, 284,160,501.60 and 189,440,334.40

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Solution

The fourth proportional to 189,440,334.40, 284,160,501.60 and 189,440,334.40 is: 284,160,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,440,334.40 : 284,160,501.60 = 189,440,334.40 : x
  2. Step 2: Convert to fraction form
    189,440,334.40/284,160,501.60 = 189,440,334.40/x
  3. Step 3: Cross multiply
    189,440,334.40x = 284,160,501.60 × 189,440,334.40
  4. Step 4: Simplify right side
    189,440,334.40x = 53,831,460,446,375,744
  5. Step 5: Solve for x
    x = 53,831,460,446,375,744/189,440,334.40
  6. Step 6: Final answer
    x = 284,160,501.60

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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.