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Finding the Fourth Proportional to 64,980,233.60, 97,328,632.80 and 64,980,233.60

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Solution

The fourth proportional to 64,980,233.60, 97,328,632.80 and 64,980,233.60 is: 97,328,632.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,980,233.60 : 97,328,632.80 = 64,980,233.60 : x
  2. Step 2: Convert to fraction form
    64,980,233.60/97,328,632.80 = 64,980,233.60/x
  3. Step 3: Cross multiply
    64,980,233.60x = 97,328,632.80 × 64,980,233.60
  4. Step 4: Simplify right side
    64,980,233.60x = 6,324,437,295,312,622
  5. Step 5: Solve for x
    x = 6,324,437,295,312,622/64,980,233.60
  6. Step 6: Final answer
    x = 97,328,632.80

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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.