Home / 76,621,199.25-170,248,509.75

Finding the Third Proportional to 76,621,199.25 and 170,248,509.75

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Solution

The third proportional to 76,621,199.25 and 170,248,509.75 is: 378,283,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,621,199.25 : 170,248,509.75 = 170,248,509.75 : x
  2. Step 2: Convert to fraction form
    76,621,199.25/170,248,509.75 = 170,248,509.75/x
  3. Step 3: Cross multiply
    76,621,199.25x = 170,248,509.75 × 170,248,509.75
  4. Step 4: Simplify right side
    76,621,199.25x = 28,984,555,072,095,844
  5. Step 5: Solve for x
    x = 28,984,555,072,095,844/76,621,199.25
  6. Step 6: Final answer
    x = 378,283,756.40

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.