Home / 210,410,241.42-290,375,100.60-117,590,746.52

Finding the Fourth Proportional to 210,410,241.42, 290,375,100.60 and 117,590,746.52

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Solution

The fourth proportional to 210,410,241.42, 290,375,100.60 and 117,590,746.52 is: 162,280,241.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,410,241.42 : 290,375,100.60 = 117,590,746.52 : x
  2. Step 2: Convert to fraction form
    210,410,241.42/290,375,100.60 = 117,590,746.52/x
  3. Step 3: Cross multiply
    210,410,241.42x = 290,375,100.60 × 117,590,746.52
  4. Step 4: Simplify right side
    210,410,241.42x = 34,145,424,850,374,100
  5. Step 5: Solve for x
    x = 34,145,424,850,374,100/210,410,241.42
  6. Step 6: Final answer
    x = 162,280,241.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.