Home / 1,080,698,258.22-1,491,364,871.37-585,660,966.72

Finding the Fourth Proportional to 1,080,698,258.22, 1,491,364,871.37 and 585,660,966.72

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Solution

The fourth proportional to 1,080,698,258.22, 1,491,364,871.37 and 585,660,966.72 is: 808,212,825.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,698,258.22 : 1,491,364,871.37 = 585,660,966.72 : x
  2. Step 2: Convert to fraction form
    1,080,698,258.22/1,491,364,871.37 = 585,660,966.72/x
  3. Step 3: Cross multiply
    1,080,698,258.22x = 1,491,364,871.37 × 585,660,966.72
  4. Step 4: Simplify right side
    1,080,698,258.22x = 873,434,192,298,802,688
  5. Step 5: Solve for x
    x = 873,434,192,298,802,688/1,080,698,258.22
  6. Step 6: Final answer
    x = 808,212,825.05

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Double scale
Find fourth proportional to 1,080,698,259.22, 1,491,364,872.75 and 585,660,967.72
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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.