Home / 489,457,234.20-734,185,851.30-368,524,882.20

Finding the Fourth Proportional to 489,457,234.20, 734,185,851.30 and 368,524,882.20

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Solution

The fourth proportional to 489,457,234.20, 734,185,851.30 and 368,524,882.20 is: 552,787,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,457,234.20 : 734,185,851.30 = 368,524,882.20 : x
  2. Step 2: Convert to fraction form
    489,457,234.20/734,185,851.30 = 368,524,882.20/x
  3. Step 3: Cross multiply
    489,457,234.20x = 734,185,851.30 × 368,524,882.20
  4. Step 4: Simplify right side
    489,457,234.20x = 270,565,754,363,239,200
  5. Step 5: Solve for x
    x = 270,565,754,363,239,200/489,457,234.20
  6. Step 6: Final answer
    x = 552,787,323.30

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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.