Home / 1,420,706,860,305.50-2,131,185,569,800.40-400,833,319,226.60

Finding the Fourth Proportional to 1,420,706,860,305.50, 2,131,185,569,800.40 and 400,833,319,226.60

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Solution

The fourth proportional to 1,420,706,860,305.50, 2,131,185,569,800.40 and 400,833,319,226.60 is: 601,285,324,720.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,706,860,305.50 : 2,131,185,569,800.40 = 400,833,319,226.60 : x
  2. Step 2: Convert to fraction form
    1,420,706,860,305.50/2,131,185,569,800.40 = 400,833,319,226.60/x
  3. Step 3: Cross multiply
    1,420,706,860,305.50x = 2,131,185,569,800.40 × 400,833,319,226.60
  4. Step 4: Simplify right side
    1,420,706,860,305.50x = 854,250,185,830,927,108,669,440
  5. Step 5: Solve for x
    x = 854,250,185,830,927,108,669,440/1,420,706,860,305.50
  6. Step 6: Final answer
    x = 601,285,324,720.14

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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.