Home / 221,383,615,652.23-305,509,684,218.96-119,885,676,022.75

Finding the Fourth Proportional to 221,383,615,652.23, 305,509,684,218.96 and 119,885,676,022.75

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Solution

The fourth proportional to 221,383,615,652.23, 305,509,684,218.96 and 119,885,676,022.75 is: 165,442,392,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,383,615,652.23 : 305,509,684,218.96 = 119,885,676,022.75 : x
  2. Step 2: Convert to fraction form
    221,383,615,652.23/305,509,684,218.96 = 119,885,676,022.75/x
  3. Step 3: Cross multiply
    221,383,615,652.23x = 305,509,684,218.96 × 119,885,676,022.75
  4. Step 4: Simplify right side
    221,383,615,652.23x = 36,626,235,024,086,898,049,024
  5. Step 5: Solve for x
    x = 36,626,235,024,086,898,049,024/221,383,615,652.23
  6. Step 6: Final answer
    x = 165,442,392,456.10

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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.