Home / 89,666,400,581.96-123,740,192,407.14-49,021,399,635.62

Finding the Fourth Proportional to 89,666,400,581.96, 123,740,192,407.14 and 49,021,399,635.62

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Solution

The fourth proportional to 89,666,400,581.96, 123,740,192,407.14 and 49,021,399,635.62 is: 67,649,837,437.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,666,400,581.96 : 123,740,192,407.14 = 49,021,399,635.62 : x
  2. Step 2: Convert to fraction form
    89,666,400,581.96/123,740,192,407.14 = 49,021,399,635.62/x
  3. Step 3: Cross multiply
    89,666,400,581.96x = 123,740,192,407.14 × 49,021,399,635.62
  4. Step 4: Simplify right side
    89,666,400,581.96x = 6,065,917,422,978,302,214,144
  5. Step 5: Solve for x
    x = 6,065,917,422,978,302,214,144/89,666,400,581.96
  6. Step 6: Final answer
    x = 67,649,837,437.54

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1.5x scale

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.