Home / 2,080,552,515.20-3,120,828,772.80-1,890,084,060.80

Finding the Fourth Proportional to 2,080,552,515.20, 3,120,828,772.80 and 1,890,084,060.80

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Solution

The fourth proportional to 2,080,552,515.20, 3,120,828,772.80 and 1,890,084,060.80 is: 2,835,126,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,552,515.20 : 3,120,828,772.80 = 1,890,084,060.80 : x
  2. Step 2: Convert to fraction form
    2,080,552,515.20/3,120,828,772.80 = 1,890,084,060.80/x
  3. Step 3: Cross multiply
    2,080,552,515.20x = 3,120,828,772.80 × 1,890,084,060.80
  4. Step 4: Simplify right side
    2,080,552,515.20x = 5,898,628,719,955,304,448
  5. Step 5: Solve for x
    x = 5,898,628,719,955,304,448/2,080,552,515.20
  6. Step 6: Final answer
    x = 2,835,126,091.20

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Double scale
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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.