Home / 155,105,290.13-336,060,505.13

Finding the Third Proportional to 155,105,290.13 and 336,060,505.13

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Solution

The third proportional to 155,105,290.13 and 336,060,505.13 is: 728,129,021.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,105,290.13 : 336,060,505.13 = 336,060,505.13 : x
  2. Step 2: Convert to fraction form
    155,105,290.13/336,060,505.13 = 336,060,505.13/x
  3. Step 3: Cross multiply
    155,105,290.13x = 336,060,505.13 × 336,060,505.13
  4. Step 4: Simplify right side
    155,105,290.13x = 112,936,663,104,870,144
  5. Step 5: Solve for x
    x = 112,936,663,104,870,144/155,105,290.13
  6. Step 6: Final answer
    x = 728,129,021.35

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.