Home / 1,420,706,860,303.90-2,131,185,569,797.90-400,833,319,224.97

Finding the Fourth Proportional to 1,420,706,860,303.90, 2,131,185,569,797.90 and 400,833,319,224.97

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Solution

The fourth proportional to 1,420,706,860,303.90, 2,131,185,569,797.90 and 400,833,319,224.97 is: 601,285,324,717.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,706,860,303.90 : 2,131,185,569,797.90 = 400,833,319,224.97 : x
  2. Step 2: Convert to fraction form
    1,420,706,860,303.90/2,131,185,569,797.90 = 400,833,319,224.97/x
  3. Step 3: Cross multiply
    1,420,706,860,303.90x = 2,131,185,569,797.90 × 400,833,319,224.97
  4. Step 4: Simplify right side
    1,420,706,860,303.90x = 854,250,185,826,451,081,658,368
  5. Step 5: Solve for x
    x = 854,250,185,826,451,081,658,368/1,420,706,860,303.90
  6. Step 6: Final answer
    x = 601,285,324,717.67

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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.