Home / 199,470,231,947.67-275,269,185,544.17-108,018,940,486.77

Finding the Fourth Proportional to 199,470,231,947.67, 275,269,185,544.17 and 108,018,940,486.77

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Solution

The fourth proportional to 199,470,231,947.67, 275,269,185,544.17 and 108,018,940,486.77 is: 149,066,281,624.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,470,231,947.67 : 275,269,185,544.17 = 108,018,940,486.77 : x
  2. Step 2: Convert to fraction form
    199,470,231,947.67/275,269,185,544.17 = 108,018,940,486.77/x
  3. Step 3: Cross multiply
    199,470,231,947.67x = 275,269,185,544.17 × 108,018,940,486.77
  4. Step 4: Simplify right side
    199,470,231,947.67x = 29,734,285,771,137,347,485,696
  5. Step 5: Solve for x
    x = 29,734,285,771,137,347,485,696/199,470,231,947.67
  6. Step 6: Final answer
    x = 149,066,281,624.11

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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.