Home / 216,140,277.36-298,270,022.28-117,020,232.30

Finding the Fourth Proportional to 216,140,277.36, 298,270,022.28 and 117,020,232.30

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Solution

The fourth proportional to 216,140,277.36, 298,270,022.28 and 117,020,232.30 is: 161,485,992.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,140,277.36 : 298,270,022.28 = 117,020,232.30 : x
  2. Step 2: Convert to fraction form
    216,140,277.36/298,270,022.28 = 117,020,232.30/x
  3. Step 3: Cross multiply
    216,140,277.36x = 298,270,022.28 × 117,020,232.30
  4. Step 4: Simplify right side
    216,140,277.36x = 34,903,627,295,331,772
  5. Step 5: Solve for x
    x = 34,903,627,295,331,772/216,140,277.36
  6. Step 6: Final answer
    x = 161,485,992.90

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1.5x scale

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.