Home / 491,112,136.80-736,668,205.20-336,143,941.20

Finding the Fourth Proportional to 491,112,136.80, 736,668,205.20 and 336,143,941.20

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Solution

The fourth proportional to 491,112,136.80, 736,668,205.20 and 336,143,941.20 is: 504,215,911.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,112,136.80 : 736,668,205.20 = 336,143,941.20 : x
  2. Step 2: Convert to fraction form
    491,112,136.80/736,668,205.20 = 336,143,941.20/x
  3. Step 3: Cross multiply
    491,112,136.80x = 736,668,205.20 × 336,143,941.20
  4. Step 4: Simplify right side
    491,112,136.80x = 247,626,553,852,658,336
  5. Step 5: Solve for x
    x = 247,626,553,852,658,336/491,112,136.80
  6. Step 6: Final answer
    x = 504,215,911.80

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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.