Home / 30,588,956,474.84-41,907,019,856.24-29,442,490,713.75

Finding the Fourth Proportional to 30,588,956,474.84, 41,907,019,856.24 and 29,442,490,713.75

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Solution

The fourth proportional to 30,588,956,474.84, 41,907,019,856.24 and 29,442,490,713.75 is: 40,336,356,160.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,588,956,474.84 : 41,907,019,856.24 = 29,442,490,713.75 : x
  2. Step 2: Convert to fraction form
    30,588,956,474.84/41,907,019,856.24 = 29,442,490,713.75/x
  3. Step 3: Cross multiply
    30,588,956,474.84x = 41,907,019,856.24 × 29,442,490,713.75
  4. Step 4: Simplify right side
    30,588,956,474.84x = 1,233,847,042,958,282,981,376
  5. Step 5: Solve for x
    x = 1,233,847,042,958,282,981,376/30,588,956,474.84
  6. Step 6: Final answer
    x = 40,336,356,160.86

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Double scale
Find fourth proportional to 30,588,956,475.84, 41,907,019,857.61 and 29,442,490,714.75
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.