Finding the Fourth Proportional to 434,930,586.96, 652,070,020.56 and 262,367,176.08
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Solution
The fourth proportional to 434,930,586.96, 652,070,020.56 and 262,367,176.08 is: 393,354,192.67
Step by Step Solution
- Step 1: Write the proportion equation
434,930,586.96 : 652,070,020.56 = 262,367,176.08 : x - Step 2: Convert to fraction form
434,930,586.96/652,070,020.56 = 262,367,176.08/x - Step 3: Cross multiply
434,930,586.96x = 652,070,020.56 × 262,367,176.08 - Step 4: Simplify right side
434,930,586.96x = 171,081,769,900,754,720 - Step 5: Solve for x
x = 171,081,769,900,754,720/434,930,586.96 - Step 6: Final answer
x = 393,354,192.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.