Finding the Fourth Proportional to 8,210,890,180.94, 11,331,267,485.44 and 4,642,520,473.94
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Solution
The fourth proportional to 8,210,890,180.94, 11,331,267,485.44 and 4,642,520,473.94 is: 6,406,813,407.27
Step by Step Solution
- Step 1: Write the proportion equation
8,210,890,180.94 : 11,331,267,485.44 = 4,642,520,473.94 : x - Step 2: Convert to fraction form
8,210,890,180.94/11,331,267,485.44 = 4,642,520,473.94/x - Step 3: Cross multiply
8,210,890,180.94x = 11,331,267,485.44 × 4,642,520,473.94 - Step 4: Simplify right side
8,210,890,180.94x = 52,605,641,296,845,815,808 - Step 5: Solve for x
x = 52,605,641,296,845,815,808/8,210,890,180.94 - Step 6: Final answer
x = 6,406,813,407.27
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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.