Home / 721,053,071.26-1,081,761,477.88-333,150,151.94

Finding the Fourth Proportional to 721,053,071.26, 1,081,761,477.88 and 333,150,151.94

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Solution

The fourth proportional to 721,053,071.26, 1,081,761,477.88 and 333,150,151.94 is: 499,809,258.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,053,071.26 : 1,081,761,477.88 = 333,150,151.94 : x
  2. Step 2: Convert to fraction form
    721,053,071.26/1,081,761,477.88 = 333,150,151.94/x
  3. Step 3: Cross multiply
    721,053,071.26x = 1,081,761,477.88 × 333,150,151.94
  4. Step 4: Simplify right side
    721,053,071.26x = 360,389,000,718,560,960
  5. Step 5: Solve for x
    x = 360,389,000,718,560,960/721,053,071.26
  6. Step 6: Final answer
    x = 499,809,258.27

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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.