Finding the Fourth Proportional to 68,614,427,194.24, 94,690,208,769.90 and 38,131,895,366.56
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Solution
The fourth proportional to 68,614,427,194.24, 94,690,208,769.90 and 38,131,895,366.56 is: 52,623,293,390.32
Step by Step Solution
- Step 1: Write the proportion equation
68,614,427,194.24 : 94,690,208,769.90 = 38,131,895,366.56 : x - Step 2: Convert to fraction form
68,614,427,194.24/94,690,208,769.90 = 38,131,895,366.56/x - Step 3: Cross multiply
68,614,427,194.24x = 94,690,208,769.90 × 38,131,895,366.56 - Step 4: Simplify right side
68,614,427,194.24x = 3,610,717,133,051,548,663,808 - Step 5: Solve for x
x = 3,610,717,133,051,548,663,808/68,614,427,194.24 - Step 6: Final answer
x = 52,623,293,390.32
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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.