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Finding the Third Proportional to 18,065,773,242 and 39,133,518,921

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Solution

The third proportional to 18,065,773,242 and 39,133,518,921 is: 84,769,817,633.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065,773,242 : 39,133,518,921 = 39,133,518,921 : x
  2. Step 2: Convert to fraction form
    18,065,773,242/39,133,518,921 = 39,133,518,921/x
  3. Step 3: Cross multiply
    18,065,773,242x = 39,133,518,921 × 39,133,518,921
  4. Step 4: Simplify right side
    18,065,773,242x = 1,531,432,303,140,265,000,960
  5. Step 5: Solve for x
    x = 1,531,432,303,140,265,000,960/18,065,773,242
  6. Step 6: Final answer
    x = 84,769,817,633.93

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.