Finding the Fourth Proportional to 8,917,762,380.84, 13,367,807,830.62 and 4,187,616,872.70
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Solution
The fourth proportional to 8,917,762,380.84, 13,367,807,830.62 and 4,187,616,872.70 is: 6,277,276,208.08
Step by Step Solution
- Step 1: Write the proportion equation
8,917,762,380.84 : 13,367,807,830.62 = 4,187,616,872.70 : x - Step 2: Convert to fraction form
8,917,762,380.84/13,367,807,830.62 = 4,187,616,872.70/x - Step 3: Cross multiply
8,917,762,380.84x = 13,367,807,830.62 × 4,187,616,872.70 - Step 4: Simplify right side
8,917,762,380.84x = 55,979,257,622,515,499,008 - Step 5: Solve for x
x = 55,979,257,622,515,499,008/8,917,762,380.84 - Step 6: Final answer
x = 6,277,276,208.08
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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.