Home / 481,040,332.76-721,562,901.69-170,148,235.25

Finding the Fourth Proportional to 481,040,332.76, 721,562,901.69 and 170,148,235.25

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Solution

The fourth proportional to 481,040,332.76, 721,562,901.69 and 170,148,235.25 is: 255,223,202.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,040,332.76 : 721,562,901.69 = 170,148,235.25 : x
  2. Step 2: Convert to fraction form
    481,040,332.76/721,562,901.69 = 170,148,235.25/x
  3. Step 3: Cross multiply
    481,040,332.76x = 721,562,901.69 × 170,148,235.25
  4. Step 4: Simplify right side
    481,040,332.76x = 122,772,654,341,452,992
  5. Step 5: Solve for x
    x = 122,772,654,341,452,992/481,040,332.76
  6. Step 6: Final answer
    x = 255,223,202.67

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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.