Home / 38,263,842,081.70-57,395,763,122.55-18,672,801,057.70

Finding the Fourth Proportional to 38,263,842,081.70, 57,395,763,122.55 and 18,672,801,057.70

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Solution

The fourth proportional to 38,263,842,081.70, 57,395,763,122.55 and 18,672,801,057.70 is: 28,009,201,586.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,263,842,081.70 : 57,395,763,122.55 = 18,672,801,057.70 : x
  2. Step 2: Convert to fraction form
    38,263,842,081.70/57,395,763,122.55 = 18,672,801,057.70/x
  3. Step 3: Cross multiply
    38,263,842,081.70x = 57,395,763,122.55 × 18,672,801,057.70
  4. Step 4: Simplify right side
    38,263,842,081.70x = 1,071,739,666,342,250,414,080
  5. Step 5: Solve for x
    x = 1,071,739,666,342,250,414,080/38,263,842,081.70
  6. Step 6: Final answer
    x = 28,009,201,586.55

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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.