Home / 1,420,706,860,303.80-2,131,185,569,797.70-400,833,319,224.86

Finding the Fourth Proportional to 1,420,706,860,303.80, 2,131,185,569,797.70 and 400,833,319,224.86

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Solution

The fourth proportional to 1,420,706,860,303.80, 2,131,185,569,797.70 and 400,833,319,224.86 is: 601,285,324,717.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,706,860,303.80 : 2,131,185,569,797.70 = 400,833,319,224.86 : x
  2. Step 2: Convert to fraction form
    1,420,706,860,303.80/2,131,185,569,797.70 = 400,833,319,224.86/x
  3. Step 3: Cross multiply
    1,420,706,860,303.80x = 2,131,185,569,797.70 × 400,833,319,224.86
  4. Step 4: Simplify right side
    1,420,706,860,303.80x = 854,250,185,826,136,609,521,664
  5. Step 5: Solve for x
    x = 854,250,185,826,136,609,521,664/1,420,706,860,303.80
  6. Step 6: Final answer
    x = 601,285,324,717.49

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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.