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Finding the Fourth Proportional to 132,683,810.20, 199,025,715.30 and 132,683,810.20

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Solution

The fourth proportional to 132,683,810.20, 199,025,715.30 and 132,683,810.20 is: 199,025,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,683,810.20 : 199,025,715.30 = 132,683,810.20 : x
  2. Step 2: Convert to fraction form
    132,683,810.20/199,025,715.30 = 132,683,810.20/x
  3. Step 3: Cross multiply
    132,683,810.20x = 199,025,715.30 × 132,683,810.20
  4. Step 4: Simplify right side
    132,683,810.20x = 26,407,490,233,784,440
  5. Step 5: Solve for x
    x = 26,407,490,233,784,440/132,683,810.20
  6. Step 6: Final answer
    x = 199,025,715.30

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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.