Home / 489,475,604.82-734,233,668.42-144,429,231.98

Finding the Fourth Proportional to 489,475,604.82, 734,233,668.42 and 144,429,231.98

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Solution

The fourth proportional to 489,475,604.82, 734,233,668.42 and 144,429,231.98 is: 216,649,826.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,475,604.82 : 734,233,668.42 = 144,429,231.98 : x
  2. Step 2: Convert to fraction form
    489,475,604.82/734,233,668.42 = 144,429,231.98/x
  3. Step 3: Cross multiply
    489,475,604.82x = 734,233,668.42 × 144,429,231.98
  4. Step 4: Simplify right side
    489,475,604.82x = 106,044,804,823,758,560
  5. Step 5: Solve for x
    x = 106,044,804,823,758,560/489,475,604.82
  6. Step 6: Final answer
    x = 216,649,826.43

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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.