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Finding the Third Proportional to 18,065,773,235 and 39,133,518,907

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Solution

The third proportional to 18,065,773,235 and 39,133,518,907 is: 84,769,817,606.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065,773,235 : 39,133,518,907 = 39,133,518,907 : x
  2. Step 2: Convert to fraction form
    18,065,773,235/39,133,518,907 = 39,133,518,907/x
  3. Step 3: Cross multiply
    18,065,773,235x = 39,133,518,907 × 39,133,518,907
  4. Step 4: Simplify right side
    18,065,773,235x = 1,531,432,302,044,526,411,776
  5. Step 5: Solve for x
    x = 1,531,432,302,044,526,411,776/18,065,773,235
  6. Step 6: Final answer
    x = 84,769,817,606.12

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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.