Home / 140,963,136.80-211,444,705.20-131,397,198.80

Finding the Fourth Proportional to 140,963,136.80, 211,444,705.20 and 131,397,198.80

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Solution

The fourth proportional to 140,963,136.80, 211,444,705.20 and 131,397,198.80 is: 197,095,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,963,136.80 : 211,444,705.20 = 131,397,198.80 : x
  2. Step 2: Convert to fraction form
    140,963,136.80/211,444,705.20 = 131,397,198.80/x
  3. Step 3: Cross multiply
    140,963,136.80x = 211,444,705.20 × 131,397,198.80
  4. Step 4: Simplify right side
    140,963,136.80x = 27,783,241,964,371,792
  5. Step 5: Solve for x
    x = 27,783,241,964,371,792/140,963,136.80
  6. Step 6: Final answer
    x = 197,095,798.20

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1.5x scale

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.