Home / 54,106,929,808.70-81,160,394,713.05-45,738,647,246.30

Finding the Fourth Proportional to 54,106,929,808.70, 81,160,394,713.05 and 45,738,647,246.30

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Solution

The fourth proportional to 54,106,929,808.70, 81,160,394,713.05 and 45,738,647,246.30 is: 68,607,970,869.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,106,929,808.70 : 81,160,394,713.05 = 45,738,647,246.30 : x
  2. Step 2: Convert to fraction form
    54,106,929,808.70/81,160,394,713.05 = 45,738,647,246.30/x
  3. Step 3: Cross multiply
    54,106,929,808.70x = 81,160,394,713.05 × 45,738,647,246.30
  4. Step 4: Simplify right side
    54,106,929,808.70x = 3,712,166,664,150,665,658,368
  5. Step 5: Solve for x
    x = 3,712,166,664,150,665,658,368/54,106,929,808.70
  6. Step 6: Final answer
    x = 68,607,970,869.45

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Double scale
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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.