Home / 15,178,045,177,905-20,945,702,345,518-8,682,165,838,842.60

Finding the Fourth Proportional to 15,178,045,177,905, 20,945,702,345,518 and 8,682,165,838,842.60

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Solution

The fourth proportional to 15,178,045,177,905, 20,945,702,345,518 and 8,682,165,838,842.60 is: 11,981,388,857,607.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,178,045,177,905 : 20,945,702,345,518 = 8,682,165,838,842.60 : x
  2. Step 2: Convert to fraction form
    15,178,045,177,905/20,945,702,345,518 = 8,682,165,838,842.60/x
  3. Step 3: Cross multiply
    15,178,045,177,905x = 20,945,702,345,518 × 8,682,165,838,842.60
  4. Step 4: Simplify right side
    15,178,045,177,905x = 181,854,061,374,821,699,795,550,208
  5. Step 5: Solve for x
    x = 181,854,061,374,821,699,795,550,208/15,178,045,177,905
  6. Step 6: Final answer
    x = 11,981,388,857,607.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.