Finding the Fourth Proportional to 86,490,624.00, 119,356,984.01 and 48,821,716.80
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Solution
The fourth proportional to 86,490,624.00, 119,356,984.01 and 48,821,716.80 is: 67,373,925.65
Step by Step Solution
- Step 1: Write the proportion equation
86,490,624.00 : 119,356,984.01 = 48,821,716.80 : x - Step 2: Convert to fraction form
86,490,624.00/119,356,984.01 = 48,821,716.80/x - Step 3: Cross multiply
86,490,624.00x = 119,356,984.01 × 48,821,716.80 - Step 4: Simplify right side
86,490,624.00x = 5,827,212,870,746,651 - Step 5: Solve for x
x = 5,827,212,870,746,651/86,490,624.00 - Step 6: Final answer
x = 67,373,925.65
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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.