Home / 140,420,278.36-210,639,659.64-36,792,021.16

Finding the Fourth Proportional to 140,420,278.36, 210,639,659.64 and 36,792,021.16

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Solution

The fourth proportional to 140,420,278.36, 210,639,659.64 and 36,792,021.16 is: 55,190,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,420,278.36 : 210,639,659.64 = 36,792,021.16 : x
  2. Step 2: Convert to fraction form
    140,420,278.36/210,639,659.64 = 36,792,021.16/x
  3. Step 3: Cross multiply
    140,420,278.36x = 210,639,659.64 × 36,792,021.16
  4. Step 4: Simplify right side
    140,420,278.36x = 7,749,858,814,610,077
  5. Step 5: Solve for x
    x = 7,749,858,814,610,077/140,420,278.36
  6. Step 6: Final answer
    x = 55,190,453.30

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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.