Home / 216,111,157.68-298,233,494.09-116,991,901.77

Finding the Fourth Proportional to 216,111,157.68, 298,233,494.09 and 116,991,901.77

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Solution

The fourth proportional to 216,111,157.68, 298,233,494.09 and 116,991,901.77 is: 161,448,876.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,111,157.68 : 298,233,494.09 = 116,991,901.77 : x
  2. Step 2: Convert to fraction form
    216,111,157.68/298,233,494.09 = 116,991,901.77/x
  3. Step 3: Cross multiply
    216,111,157.68x = 298,233,494.09 × 116,991,901.77
  4. Step 4: Simplify right side
    216,111,157.68x = 34,890,903,643,836,540
  5. Step 5: Solve for x
    x = 34,890,903,643,836,540/216,111,157.68
  6. Step 6: Final answer
    x = 161,448,876.67

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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.