Home / 1,843,596,443.20-2,765,394,664.80-1,812,985,441.60

Finding the Fourth Proportional to 1,843,596,443.20, 2,765,394,664.80 and 1,812,985,441.60

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Solution

The fourth proportional to 1,843,596,443.20, 2,765,394,664.80 and 1,812,985,441.60 is: 2,719,478,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,596,443.20 : 2,765,394,664.80 = 1,812,985,441.60 : x
  2. Step 2: Convert to fraction form
    1,843,596,443.20/2,765,394,664.80 = 1,812,985,441.60/x
  3. Step 3: Cross multiply
    1,843,596,443.20x = 2,765,394,664.80 × 1,812,985,441.60
  4. Step 4: Simplify right side
    1,843,596,443.20x = 5,013,620,267,560,712,192
  5. Step 5: Solve for x
    x = 5,013,620,267,560,712,192/1,843,596,443.20
  6. Step 6: Final answer
    x = 2,719,478,162.40

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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.