Home / 216,211,095.72-298,367,624.37-117,091,037.70

Finding the Fourth Proportional to 216,211,095.72, 298,367,624.37 and 117,091,037.70

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Solution

The fourth proportional to 216,211,095.72, 298,367,624.37 and 117,091,037.70 is: 161,583,634.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,211,095.72 : 298,367,624.37 = 117,091,037.70 : x
  2. Step 2: Convert to fraction form
    216,211,095.72/298,367,624.37 = 117,091,037.70/x
  3. Step 3: Cross multiply
    216,211,095.72x = 298,367,624.37 × 117,091,037.70
  4. Step 4: Simplify right side
    216,211,095.72x = 34,936,174,753,567,112
  5. Step 5: Solve for x
    x = 34,936,174,753,567,112/216,211,095.72
  6. Step 6: Final answer
    x = 161,583,634.91

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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.