Finding the Fourth Proportional to 2,199,823,551.28, 3,035,836,326.91 and 1,260,207,791.92
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Solution
The fourth proportional to 2,199,823,551.28, 3,035,836,326.91 and 1,260,207,791.92 is: 1,739,132,482.66
Step by Step Solution
- Step 1: Write the proportion equation
2,199,823,551.28 : 3,035,836,326.91 = 1,260,207,791.92 : x - Step 2: Convert to fraction form
2,199,823,551.28/3,035,836,326.91 = 1,260,207,791.92/x - Step 3: Cross multiply
2,199,823,551.28x = 3,035,836,326.91 × 1,260,207,791.92 - Step 4: Simplify right side
2,199,823,551.28x = 3,825,784,594,150,595,072 - Step 5: Solve for x
x = 3,825,784,594,150,595,072/2,199,823,551.28 - Step 6: Final answer
x = 1,739,132,482.66
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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.