Home / 13,102,418,998.80-19,653,628,498.20-8,694,434,768.40

Finding the Fourth Proportional to 13,102,418,998.80, 19,653,628,498.20 and 8,694,434,768.40

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Solution

The fourth proportional to 13,102,418,998.80, 19,653,628,498.20 and 8,694,434,768.40 is: 13,041,652,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102,418,998.80 : 19,653,628,498.20 = 8,694,434,768.40 : x
  2. Step 2: Convert to fraction form
    13,102,418,998.80/19,653,628,498.20 = 8,694,434,768.40/x
  3. Step 3: Cross multiply
    13,102,418,998.80x = 19,653,628,498.20 × 8,694,434,768.40
  4. Step 4: Simplify right side
    13,102,418,998.80x = 170,877,190,939,967,160,320
  5. Step 5: Solve for x
    x = 170,877,190,939,967,160,320/13,102,418,998.80
  6. Step 6: Final answer
    x = 13,041,652,152.60

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Double scale
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Similar ratio
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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.