Home / 1,420,706,860,314.20-2,131,185,569,813.40-400,833,319,235.45

Finding the Fourth Proportional to 1,420,706,860,314.20, 2,131,185,569,813.40 and 400,833,319,235.45

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Solution

The fourth proportional to 1,420,706,860,314.20, 2,131,185,569,813.40 and 400,833,319,235.45 is: 601,285,324,733.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,706,860,314.20 : 2,131,185,569,813.40 = 400,833,319,235.45 : x
  2. Step 2: Convert to fraction form
    1,420,706,860,314.20/2,131,185,569,813.40 = 400,833,319,235.45/x
  3. Step 3: Cross multiply
    1,420,706,860,314.20x = 2,131,185,569,813.40 × 400,833,319,235.45
  4. Step 4: Simplify right side
    1,420,706,860,314.20x = 854,250,185,854,998,923,968,512
  5. Step 5: Solve for x
    x = 854,250,185,854,998,923,968,512/1,420,706,860,314.20
  6. Step 6: Final answer
    x = 601,285,324,733.40

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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.