Finding the Fourth Proportional to 1,594,790,880.80, 2,392,634,218.80 and 776,929,863.20
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Solution
The fourth proportional to 1,594,790,880.80, 2,392,634,218.80 and 776,929,863.20 is: 1,165,612,995.84
Step by Step Solution
- Step 1: Write the proportion equation
1,594,790,880.80 : 2,392,634,218.80 = 776,929,863.20 : x - Step 2: Convert to fraction form
1,594,790,880.80/2,392,634,218.80 = 776,929,863.20/x - Step 3: Cross multiply
1,594,790,880.80x = 2,392,634,218.80 × 776,929,863.20 - Step 4: Simplify right side
1,594,790,880.80x = 1,858,908,976,299,923,200 - Step 5: Solve for x
x = 1,858,908,976,299,923,200/1,594,790,880.80 - Step 6: Final answer
x = 1,165,612,995.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.