Home / 269,551,975.50-385,196,010.75

Finding the Third Proportional to 269,551,975.50 and 385,196,010.75

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Solution

The third proportional to 269,551,975.50 and 385,196,010.75 is: 550,454,013.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,551,975.50 : 385,196,010.75 = 385,196,010.75 : x
  2. Step 2: Convert to fraction form
    269,551,975.50/385,196,010.75 = 385,196,010.75/x
  3. Step 3: Cross multiply
    269,551,975.50x = 385,196,010.75 × 385,196,010.75
  4. Step 4: Simplify right side
    269,551,975.50x = 148,375,966,697,714,112
  5. Step 5: Solve for x
    x = 148,375,966,697,714,112/269,551,975.50
  6. Step 6: Final answer
    x = 550,454,013.27

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.