Home / 1,420,706,860,313.50-2,131,185,569,812.30-400,833,319,234.71

Finding the Fourth Proportional to 1,420,706,860,313.50, 2,131,185,569,812.30 and 400,833,319,234.71

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Solution

The fourth proportional to 1,420,706,860,313.50, 2,131,185,569,812.30 and 400,833,319,234.71 is: 601,285,324,732.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,706,860,313.50 : 2,131,185,569,812.30 = 400,833,319,234.71 : x
  2. Step 2: Convert to fraction form
    1,420,706,860,313.50/2,131,185,569,812.30 = 400,833,319,234.71/x
  3. Step 3: Cross multiply
    1,420,706,860,313.50x = 2,131,185,569,812.30 × 400,833,319,234.71
  4. Step 4: Simplify right side
    1,420,706,860,313.50x = 854,250,185,852,981,094,645,760
  5. Step 5: Solve for x
    x = 854,250,185,852,981,094,645,760/1,420,706,860,313.50
  6. Step 6: Final answer
    x = 601,285,324,732.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.