Home / 218,547,892.13-336,262,921.59

Finding the Third Proportional to 218,547,892.13 and 336,262,921.59

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Solution

The third proportional to 218,547,892.13 and 336,262,921.59 is: 517,382,031.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,547,892.13 : 336,262,921.59 = 336,262,921.59 : x
  2. Step 2: Convert to fraction form
    218,547,892.13/336,262,921.59 = 336,262,921.59/x
  3. Step 3: Cross multiply
    218,547,892.13x = 336,262,921.59 × 336,262,921.59
  4. Step 4: Simplify right side
    218,547,892.13x = 113,072,752,438,764,464
  5. Step 5: Solve for x
    x = 113,072,752,438,764,464/218,547,892.13
  6. Step 6: Final answer
    x = 517,382,031.64

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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.