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Finding the Fourth Proportional to 50,256,096.30, 70,215,045.75 and 50,256,096.30

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Solution

The fourth proportional to 50,256,096.30, 70,215,045.75 and 50,256,096.30 is: 70,215,045.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,256,096.30 : 70,215,045.75 = 50,256,096.30 : x
  2. Step 2: Convert to fraction form
    50,256,096.30/70,215,045.75 = 50,256,096.30/x
  3. Step 3: Cross multiply
    50,256,096.30x = 70,215,045.75 × 50,256,096.30
  4. Step 4: Simplify right side
    50,256,096.30x = 3,528,734,100,920,905.50
  5. Step 5: Solve for x
    x = 3,528,734,100,920,905.50/50,256,096.30
  6. Step 6: Final answer
    x = 70,215,045.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.