Home / 8,636,028,519.20-12,954,042,778.80-2,092,926,927.20

Finding the Fourth Proportional to 8,636,028,519.20, 12,954,042,778.80 and 2,092,926,927.20

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Solution

The fourth proportional to 8,636,028,519.20, 12,954,042,778.80 and 2,092,926,927.20 is: 3,139,390,390.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636,028,519.20 : 12,954,042,778.80 = 2,092,926,927.20 : x
  2. Step 2: Convert to fraction form
    8,636,028,519.20/12,954,042,778.80 = 2,092,926,927.20/x
  3. Step 3: Cross multiply
    8,636,028,519.20x = 12,954,042,778.80 × 2,092,926,927.20
  4. Step 4: Simplify right side
    8,636,028,519.20x = 27,111,864,947,786,461,184
  5. Step 5: Solve for x
    x = 27,111,864,947,786,461,184/8,636,028,519.20
  6. Step 6: Final answer
    x = 3,139,390,390.79

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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.