Home / 489,275,388.84-675,200,147.88-269,258,814.84

Finding the Fourth Proportional to 489,275,388.84, 675,200,147.88 and 269,258,814.84

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Solution

The fourth proportional to 489,275,388.84, 675,200,147.88 and 269,258,814.84 is: 371,577,225.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,275,388.84 : 675,200,147.88 = 269,258,814.84 : x
  2. Step 2: Convert to fraction form
    489,275,388.84/675,200,147.88 = 269,258,814.84/x
  3. Step 3: Cross multiply
    489,275,388.84x = 675,200,147.88 × 269,258,814.84
  4. Step 4: Simplify right side
    489,275,388.84x = 181,803,591,597,961,504
  5. Step 5: Solve for x
    x = 181,803,591,597,961,504/489,275,388.84
  6. Step 6: Final answer
    x = 371,577,225.72

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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.