Home / 250,462,856.90-345,599,763.74-143,170,647.53

Finding the Fourth Proportional to 250,462,856.90, 345,599,763.74 and 143,170,647.53

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Solution

The fourth proportional to 250,462,856.90, 345,599,763.74 and 143,170,647.53 is: 197,553,212.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,462,856.90 : 345,599,763.74 = 143,170,647.53 : x
  2. Step 2: Convert to fraction form
    250,462,856.90/345,599,763.74 = 143,170,647.53/x
  3. Step 3: Cross multiply
    250,462,856.90x = 345,599,763.74 × 143,170,647.53
  4. Step 4: Simplify right side
    250,462,856.90x = 49,479,741,958,963,848
  5. Step 5: Solve for x
    x = 49,479,741,958,963,848/250,462,856.90
  6. Step 6: Final answer
    x = 197,553,212.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.