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Finding the Fourth Proportional to 53,916,065.40, 80,874,098.10 and 53,916,065.40

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Solution

The fourth proportional to 53,916,065.40, 80,874,098.10 and 53,916,065.40 is: 80,874,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,916,065.40 : 80,874,098.10 = 53,916,065.40 : x
  2. Step 2: Convert to fraction form
    53,916,065.40/80,874,098.10 = 53,916,065.40/x
  3. Step 3: Cross multiply
    53,916,065.40x = 80,874,098.10 × 53,916,065.40
  4. Step 4: Simplify right side
    53,916,065.40x = 4,360,413,162,325,615.50
  5. Step 5: Solve for x
    x = 4,360,413,162,325,615.50/53,916,065.40
  6. Step 6: Final answer
    x = 80,874,098.10

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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.