Home / 218,035,081.13-335,134,923.19

Finding the Third Proportional to 218,035,081.13 and 335,134,923.19

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Solution

The third proportional to 218,035,081.13 and 335,134,923.19 is: 515,125,438.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,035,081.13 : 335,134,923.19 = 335,134,923.19 : x
  2. Step 2: Convert to fraction form
    218,035,081.13/335,134,923.19 = 335,134,923.19/x
  3. Step 3: Cross multiply
    218,035,081.13x = 335,134,923.19 × 335,134,923.19
  4. Step 4: Simplify right side
    218,035,081.13x = 112,315,416,739,891,520
  5. Step 5: Solve for x
    x = 112,315,416,739,891,520/218,035,081.13
  6. Step 6: Final answer
    x = 515,125,438.35

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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.