Home / 221,055,980,934.38-339,569,030,467.68

Finding the Third Proportional to 221,055,980,934.38 and 339,569,030,467.68

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Solution

The third proportional to 221,055,980,934.38 and 339,569,030,467.68 is: 521,619,573,310.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,055,980,934.38 : 339,569,030,467.68 = 339,569,030,467.68 : x
  2. Step 2: Convert to fraction form
    221,055,980,934.38/339,569,030,467.68 = 339,569,030,467.68/x
  3. Step 3: Cross multiply
    221,055,980,934.38x = 339,569,030,467.68 × 339,569,030,467.68
  4. Step 4: Simplify right side
    221,055,980,934.38x = 115,307,126,452,760,176,754,688
  5. Step 5: Solve for x
    x = 115,307,126,452,760,176,754,688/221,055,980,934.38
  6. Step 6: Final answer
    x = 521,619,573,310.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.