Home / 489,216,453.80-733,824,680.70-451,803,007.40

Finding the Fourth Proportional to 489,216,453.80, 733,824,680.70 and 451,803,007.40

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Solution

The fourth proportional to 489,216,453.80, 733,824,680.70 and 451,803,007.40 is: 677,704,511.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,216,453.80 : 733,824,680.70 = 451,803,007.40 : x
  2. Step 2: Convert to fraction form
    489,216,453.80/733,824,680.70 = 451,803,007.40/x
  3. Step 3: Cross multiply
    489,216,453.80x = 733,824,680.70 × 451,803,007.40
  4. Step 4: Simplify right side
    489,216,453.80x = 331,544,197,644,604,736
  5. Step 5: Solve for x
    x = 331,544,197,644,604,736/489,216,453.80
  6. Step 6: Final answer
    x = 677,704,511.10

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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.