Finding the Fourth Proportional to 289,047,924.29, 433,502,464.40 and 133,452,235.68
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Solution
The fourth proportional to 289,047,924.29, 433,502,464.40 and 133,452,235.68 is: 200,146,301.65
Step by Step Solution
- Step 1: Write the proportion equation
289,047,924.29 : 433,502,464.40 = 133,452,235.68 : x - Step 2: Convert to fraction form
289,047,924.29/433,502,464.40 = 133,452,235.68/x - Step 3: Cross multiply
289,047,924.29x = 433,502,464.40 × 133,452,235.68 - Step 4: Simplify right side
289,047,924.29x = 57,851,873,046,969,608 - Step 5: Solve for x
x = 57,851,873,046,969,608/289,047,924.29 - Step 6: Final answer
x = 200,146,301.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.