Home / 216,345,126.96-298,556,537.66-117,225,797.70

Finding the Fourth Proportional to 216,345,126.96, 298,556,537.66 and 117,225,797.70

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Solution

The fourth proportional to 216,345,126.96, 298,556,537.66 and 117,225,797.70 is: 161,771,743.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,345,126.96 : 298,556,537.66 = 117,225,797.70 : x
  2. Step 2: Convert to fraction form
    216,345,126.96/298,556,537.66 = 117,225,797.70/x
  3. Step 3: Cross multiply
    216,345,126.96x = 298,556,537.66 × 117,225,797.70
  4. Step 4: Simplify right side
    216,345,126.96x = 34,998,528,285,743,596
  5. Step 5: Solve for x
    x = 34,998,528,285,743,596/216,345,126.96
  6. Step 6: Final answer
    x = 161,771,743.04

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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.