Home / 142,907,725.76-214,374,375.76-55,467,192.80

Finding the Fourth Proportional to 142,907,725.76, 214,374,375.76 and 55,467,192.80

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Solution

The fourth proportional to 142,907,725.76, 214,374,375.76 and 55,467,192.80 is: 83,205,752.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,907,725.76 : 214,374,375.76 = 55,467,192.80 : x
  2. Step 2: Convert to fraction form
    142,907,725.76/214,374,375.76 = 55,467,192.80/x
  3. Step 3: Cross multiply
    142,907,725.76x = 214,374,375.76 × 55,467,192.80
  4. Step 4: Simplify right side
    142,907,725.76x = 11,890,744,831,659,566
  5. Step 5: Solve for x
    x = 11,890,744,831,659,566/142,907,725.76
  6. Step 6: Final answer
    x = 83,205,752.30

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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.