Home / 201,743,999.60-302,615,999.40-99,707,327.60

Finding the Fourth Proportional to 201,743,999.60, 302,615,999.40 and 99,707,327.60

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Solution

The fourth proportional to 201,743,999.60, 302,615,999.40 and 99,707,327.60 is: 149,560,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,743,999.60 : 302,615,999.40 = 99,707,327.60 : x
  2. Step 2: Convert to fraction form
    201,743,999.60/302,615,999.40 = 99,707,327.60/x
  3. Step 3: Cross multiply
    201,743,999.60x = 302,615,999.40 × 99,707,327.60
  4. Step 4: Simplify right side
    201,743,999.60x = 30,173,032,589,177,200
  5. Step 5: Solve for x
    x = 30,173,032,589,177,200/201,743,999.60
  6. Step 6: Final answer
    x = 149,560,991.40

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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.