Home / 81,873,670,103.34-112,991,511,394.60-45,250,997,614.68

Finding the Fourth Proportional to 81,873,670,103.34, 112,991,511,394.60 and 45,250,997,614.68

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Solution

The fourth proportional to 81,873,670,103.34, 112,991,511,394.60 and 45,250,997,614.68 is: 62,449,608,111.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,873,670,103.34 : 112,991,511,394.60 = 45,250,997,614.68 : x
  2. Step 2: Convert to fraction form
    81,873,670,103.34/112,991,511,394.60 = 45,250,997,614.68/x
  3. Step 3: Cross multiply
    81,873,670,103.34x = 112,991,511,394.60 × 45,250,997,614.68
  4. Step 4: Simplify right side
    81,873,670,103.34x = 5,112,978,612,596,133,330,944
  5. Step 5: Solve for x
    x = 5,112,978,612,596,133,330,944/81,873,670,103.34
  6. Step 6: Final answer
    x = 62,449,608,111.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.