Finding the Fourth Proportional to 1,682,955,335.68, 2,322,709,078.56 and 968,476,205.68
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Solution
The fourth proportional to 1,682,955,335.68, 2,322,709,078.56 and 968,476,205.68 is: 1,336,629,931.65
Step by Step Solution
- Step 1: Write the proportion equation
1,682,955,335.68 : 2,322,709,078.56 = 968,476,205.68 : x - Step 2: Convert to fraction form
1,682,955,335.68/2,322,709,078.56 = 968,476,205.68/x - Step 3: Cross multiply
1,682,955,335.68x = 2,322,709,078.56 × 968,476,205.68 - Step 4: Simplify right side
1,682,955,335.68x = 2,249,488,475,302,277,632 - Step 5: Solve for x
x = 2,249,488,475,302,277,632/1,682,955,335.68 - Step 6: Final answer
x = 1,336,629,931.65
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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.