Finding the Fourth Proportional to 366,854,847.12, 506,066,732.64 and 218,070,139.68
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Solution
The fourth proportional to 366,854,847.12, 506,066,732.64 and 218,070,139.68 is: 300,822,093.37
Step by Step Solution
- Step 1: Write the proportion equation
366,854,847.12 : 506,066,732.64 = 218,070,139.68 : x - Step 2: Convert to fraction form
366,854,847.12/506,066,732.64 = 218,070,139.68/x - Step 3: Cross multiply
366,854,847.12x = 506,066,732.64 × 218,070,139.68 - Step 4: Simplify right side
366,854,847.12x = 110,358,043,074,206,016 - Step 5: Solve for x
x = 110,358,043,074,206,016/366,854,847.12 - Step 6: Final answer
x = 300,822,093.37
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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.