Home / 1,080,698,150.46-1,491,364,723.02-585,660,858.96

Finding the Fourth Proportional to 1,080,698,150.46, 1,491,364,723.02 and 585,660,858.96

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Solution

The fourth proportional to 1,080,698,150.46, 1,491,364,723.02 and 585,660,858.96 is: 808,212,676.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,698,150.46 : 1,491,364,723.02 = 585,660,858.96 : x
  2. Step 2: Convert to fraction form
    1,080,698,150.46/1,491,364,723.02 = 585,660,858.96/x
  3. Step 3: Cross multiply
    1,080,698,150.46x = 1,491,364,723.02 × 585,660,858.96
  4. Step 4: Simplify right side
    1,080,698,150.46x = 873,433,944,706,535,680
  5. Step 5: Solve for x
    x = 873,433,944,706,535,680/1,080,698,150.46
  6. Step 6: Final answer
    x = 808,212,676.53

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Double scale
Find fourth proportional to 1,080,698,151.46, 1,491,364,724.40 and 585,660,859.96
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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.