Home / 145,355,780.81-223,422,234.19

Finding the Third Proportional to 145,355,780.81 and 223,422,234.19

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Solution

The third proportional to 145,355,780.81 and 223,422,234.19 is: 343,415,958.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,355,780.81 : 223,422,234.19 = 223,422,234.19 : x
  2. Step 2: Convert to fraction form
    145,355,780.81/223,422,234.19 = 223,422,234.19/x
  3. Step 3: Cross multiply
    145,355,780.81x = 223,422,234.19 × 223,422,234.19
  4. Step 4: Simplify right side
    145,355,780.81x = 49,917,494,729,334,096
  5. Step 5: Solve for x
    x = 49,917,494,729,334,096/145,355,780.81
  6. Step 6: Final answer
    x = 343,415,958.07

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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.