Home / 275,970,307.68-414,139,548.31-143,145,579.33

Finding the Fourth Proportional to 275,970,307.68, 414,139,548.31 and 143,145,579.33

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Solution

The fourth proportional to 275,970,307.68, 414,139,548.31 and 143,145,579.33 is: 214,813,854.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,970,307.68 : 414,139,548.31 = 143,145,579.33 : x
  2. Step 2: Convert to fraction form
    275,970,307.68/414,139,548.31 = 143,145,579.33/x
  3. Step 3: Cross multiply
    275,970,307.68x = 414,139,548.31 × 143,145,579.33
  4. Step 4: Simplify right side
    275,970,307.68x = 59,282,245,565,941,616
  5. Step 5: Solve for x
    x = 59,282,245,565,941,616/275,970,307.68
  6. Step 6: Final answer
    x = 214,813,854.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.