Home / 215,329,812.75-334,066,806.56

Finding the Third Proportional to 215,329,812.75 and 334,066,806.56

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Solution

The third proportional to 215,329,812.75 and 334,066,806.56 is: 518,277,658.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,329,812.75 : 334,066,806.56 = 334,066,806.56 : x
  2. Step 2: Convert to fraction form
    215,329,812.75/334,066,806.56 = 334,066,806.56/x
  3. Step 3: Cross multiply
    215,329,812.75x = 334,066,806.56 × 334,066,806.56
  4. Step 4: Simplify right side
    215,329,812.75x = 111,600,631,246,866,800
  5. Step 5: Solve for x
    x = 111,600,631,246,866,800/215,329,812.75
  6. Step 6: Final answer
    x = 518,277,658.92

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.