Home / 178,331,842.50-251,130,531.75

Finding the Third Proportional to 178,331,842.50 and 251,130,531.75

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Solution

The third proportional to 178,331,842.50 and 251,130,531.75 is: 353,647,128.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,331,842.50 : 251,130,531.75 = 251,130,531.75 : x
  2. Step 2: Convert to fraction form
    178,331,842.50/251,130,531.75 = 251,130,531.75/x
  3. Step 3: Cross multiply
    178,331,842.50x = 251,130,531.75 × 251,130,531.75
  4. Step 4: Simplify right side
    178,331,842.50x = 63,066,543,977,037,760
  5. Step 5: Solve for x
    x = 63,066,543,977,037,760/178,331,842.50
  6. Step 6: Final answer
    x = 353,647,128.26

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.