Finding the Fourth Proportional to 264,868,767.82, 365,515,998.76 and 145,788,814.08
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Solution
The fourth proportional to 264,868,767.82, 365,515,998.76 and 145,788,814.08 is: 201,186,966.75
Step by Step Solution
- Step 1: Write the proportion equation
264,868,767.82 : 365,515,998.76 = 145,788,814.08 : x - Step 2: Convert to fraction form
264,868,767.82/365,515,998.76 = 145,788,814.08/x - Step 3: Cross multiply
264,868,767.82x = 365,515,998.76 × 145,788,814.08 - Step 4: Simplify right side
264,868,767.82x = 53,288,143,983,930,624 - Step 5: Solve for x
x = 53,288,143,983,930,624/264,868,767.82 - Step 6: Final answer
x = 201,186,966.75
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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.