Home / 1,080,698,235.96-1,491,364,841.31-585,660,944.46

Finding the Fourth Proportional to 1,080,698,235.96, 1,491,364,841.31 and 585,660,944.46

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Solution

The fourth proportional to 1,080,698,235.96, 1,491,364,841.31 and 585,660,944.46 is: 808,212,794.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,698,235.96 : 1,491,364,841.31 = 585,660,944.46 : x
  2. Step 2: Convert to fraction form
    1,080,698,235.96/1,491,364,841.31 = 585,660,944.46/x
  3. Step 3: Cross multiply
    1,080,698,235.96x = 1,491,364,841.31 × 585,660,944.46
  4. Step 4: Simplify right side
    1,080,698,235.96x = 873,434,141,496,052,608
  5. Step 5: Solve for x
    x = 873,434,141,496,052,608/1,080,698,235.96
  6. Step 6: Final answer
    x = 808,212,794.68

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Double scale
Find fourth proportional to 1,080,698,236.96, 1,491,364,842.69 and 585,660,945.46
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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.