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Finding the Fourth Proportional to 68,769,000.98, 103,153,501.46 and 68,769,000.98

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Solution

The fourth proportional to 68,769,000.98, 103,153,501.46 and 68,769,000.98 is: 103,153,501.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,769,000.98 : 103,153,501.46 = 68,769,000.98 : x
  2. Step 2: Convert to fraction form
    68,769,000.98/103,153,501.46 = 68,769,000.98/x
  3. Step 3: Cross multiply
    68,769,000.98x = 103,153,501.46 × 68,769,000.98
  4. Step 4: Simplify right side
    68,769,000.98x = 7,093,763,242,649,326
  5. Step 5: Solve for x
    x = 7,093,763,242,649,326/68,769,000.98
  6. Step 6: Final answer
    x = 103,153,501.46

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Double scale
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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.