Finding the Fourth Proportional to 328,315,294.98, 491,688,181.26 and 182,386,918.08
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Solution
The fourth proportional to 328,315,294.98, 491,688,181.26 and 182,386,918.08 is: 273,144,423.69
Step by Step Solution
- Step 1: Write the proportion equation
328,315,294.98 : 491,688,181.26 = 182,386,918.08 : x - Step 2: Convert to fraction form
328,315,294.98/491,688,181.26 = 182,386,918.08/x - Step 3: Cross multiply
328,315,294.98x = 491,688,181.26 × 182,386,918.08 - Step 4: Simplify right side
328,315,294.98x = 89,677,492,036,371,808 - Step 5: Solve for x
x = 89,677,492,036,371,808/328,315,294.98 - Step 6: Final answer
x = 273,144,423.69
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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.