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Finding the Fourth Proportional to 5,388,725,615.40, 8,083,088,423.10 and 5,388,725,615.40

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Solution

The fourth proportional to 5,388,725,615.40, 8,083,088,423.10 and 5,388,725,615.40 is: 8,083,088,423.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,725,615.40 : 8,083,088,423.10 = 5,388,725,615.40 : x
  2. Step 2: Convert to fraction form
    5,388,725,615.40/8,083,088,423.10 = 5,388,725,615.40/x
  3. Step 3: Cross multiply
    5,388,725,615.40x = 8,083,088,423.10 × 5,388,725,615.40
  4. Step 4: Simplify right side
    5,388,725,615.40x = 43,557,545,637,102,166,016
  5. Step 5: Solve for x
    x = 43,557,545,637,102,166,016/5,388,725,615.40
  6. Step 6: Final answer
    x = 8,083,088,423.10

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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.