Finding the Fourth Proportional to 327,857,565.92, 491,646,362.92 and 189,778,482.04
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Solution
The fourth proportional to 327,857,565.92, 491,646,362.92 and 189,778,482.04 is: 284,586,692.99
Step by Step Solution
- Step 1: Write the proportion equation
327,857,565.92 : 491,646,362.92 = 189,778,482.04 : x - Step 2: Convert to fraction form
327,857,565.92/491,646,362.92 = 189,778,482.04/x - Step 3: Cross multiply
327,857,565.92x = 491,646,362.92 × 189,778,482.04 - Step 4: Simplify right side
327,857,565.92x = 93,303,900,455,444,544 - Step 5: Solve for x
x = 93,303,900,455,444,544/327,857,565.92 - Step 6: Final answer
x = 284,586,692.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.