Finding the Fourth Proportional to 824,660,421.84, 1,237,886,952.84 and 333,711,697.68
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Solution
The fourth proportional to 824,660,421.84, 1,237,886,952.84 and 333,711,697.68 is: 500,930,256.42
Step by Step Solution
- Step 1: Write the proportion equation
824,660,421.84 : 1,237,886,952.84 = 333,711,697.68 : x - Step 2: Convert to fraction form
824,660,421.84/1,237,886,952.84 = 333,711,697.68/x - Step 3: Cross multiply
824,660,421.84x = 1,237,886,952.84 × 333,711,697.68 - Step 4: Simplify right side
824,660,421.84x = 413,097,356,568,158,464 - Step 5: Solve for x
x = 413,097,356,568,158,464/824,660,421.84 - Step 6: Final answer
x = 500,930,256.42
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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.