Home / 280,180,272.80-419,136,668.40-246,168,048.80

Finding the Fourth Proportional to 280,180,272.80, 419,136,668.40 and 246,168,048.80

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Solution

The fourth proportional to 280,180,272.80, 419,136,668.40 and 246,168,048.80 is: 368,255,961.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,180,272.80 : 419,136,668.40 = 246,168,048.80 : x
  2. Step 2: Convert to fraction form
    280,180,272.80/419,136,668.40 = 246,168,048.80/x
  3. Step 3: Cross multiply
    280,180,272.80x = 419,136,668.40 × 246,168,048.80
  4. Step 4: Simplify right side
    280,180,272.80x = 103,178,055,840,560,624
  5. Step 5: Solve for x
    x = 103,178,055,840,560,624/280,180,272.80
  6. Step 6: Final answer
    x = 368,255,961.81

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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.