Finding the Fourth Proportional to 202,439,910.96, 279,368,403.84 and 109,620,423.36
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Solution
The fourth proportional to 202,439,910.96, 279,368,403.84 and 109,620,423.36 is: 151,276,902.65
Step by Step Solution
- Step 1: Write the proportion equation
202,439,910.96 : 279,368,403.84 = 109,620,423.36 : x - Step 2: Convert to fraction form
202,439,910.96/279,368,403.84 = 109,620,423.36/x - Step 3: Cross multiply
202,439,910.96x = 279,368,403.84 × 109,620,423.36 - Step 4: Simplify right side
202,439,910.96x = 30,624,482,702,348,248 - Step 5: Solve for x
x = 30,624,482,702,348,248/202,439,910.96 - Step 6: Final answer
x = 151,276,902.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.