Home / 212,968,974.09-327,146,419.69

Finding the Third Proportional to 212,968,974.09 and 327,146,419.69

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Solution

The third proportional to 212,968,974.09 and 327,146,419.69 is: 502,536,955.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,968,974.09 : 327,146,419.69 = 327,146,419.69 : x
  2. Step 2: Convert to fraction form
    212,968,974.09/327,146,419.69 = 327,146,419.69/x
  3. Step 3: Cross multiply
    212,968,974.09x = 327,146,419.69 × 327,146,419.69
  4. Step 4: Simplify right side
    212,968,974.09x = 107,024,779,914,349,888
  5. Step 5: Solve for x
    x = 107,024,779,914,349,888/212,968,974.09
  6. Step 6: Final answer
    x = 502,536,955.77

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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.