Finding the Fourth Proportional to 2,133,263,588.43, 2,943,882,067.58 and 1,180,646,175.77
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Solution
The fourth proportional to 2,133,263,588.43, 2,943,882,067.58 and 1,180,646,175.77 is: 1,629,279,721.39
Step by Step Solution
- Step 1: Write the proportion equation
2,133,263,588.43 : 2,943,882,067.58 = 1,180,646,175.77 : x - Step 2: Convert to fraction form
2,133,263,588.43/2,943,882,067.58 = 1,180,646,175.77/x - Step 3: Cross multiply
2,133,263,588.43x = 2,943,882,067.58 × 1,180,646,175.77 - Step 4: Simplify right side
2,133,263,588.43x = 3,475,683,105,016,519,168 - Step 5: Solve for x
x = 3,475,683,105,016,519,168/2,133,263,588.43 - Step 6: Final answer
x = 1,629,279,721.39
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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.