Finding the Fourth Proportional to 80,879,119.12, 121,366,617.72 and 29,796,981.04
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Solution
The fourth proportional to 80,879,119.12, 121,366,617.72 and 29,796,981.04 is: 44,713,132.96
Step by Step Solution
- Step 1: Write the proportion equation
80,879,119.12 : 121,366,617.72 = 29,796,981.04 : x - Step 2: Convert to fraction form
80,879,119.12/121,366,617.72 = 29,796,981.04/x - Step 3: Cross multiply
80,879,119.12x = 121,366,617.72 × 29,796,981.04 - Step 4: Simplify right side
80,879,119.12x = 3,616,358,807,091,768 - Step 5: Solve for x
x = 3,616,358,807,091,768/80,879,119.12 - Step 6: Final answer
x = 44,713,132.96
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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.