Finding the Fourth Proportional to 102,462,294.68, 141,399,082.68 and 56,051,552.15
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Solution
The fourth proportional to 102,462,294.68, 141,399,082.68 and 56,051,552.15 is: 77,351,752.48
Step by Step Solution
- Step 1: Write the proportion equation
102,462,294.68 : 141,399,082.68 = 56,051,552.15 : x - Step 2: Convert to fraction form
102,462,294.68/141,399,082.68 = 56,051,552.15/x - Step 3: Cross multiply
102,462,294.68x = 141,399,082.68 × 56,051,552.15 - Step 4: Simplify right side
102,462,294.68x = 7,925,638,056,800,182 - Step 5: Solve for x
x = 7,925,638,056,800,182/102,462,294.68 - Step 6: Final answer
x = 77,351,752.48
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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.