Finding the Fourth Proportional to 316,754,802.92, 474,519,344.11 and 178,159,307.63
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Solution
The fourth proportional to 316,754,802.92, 474,519,344.11 and 178,159,307.63 is: 266,894,257.07
Step by Step Solution
- Step 1: Write the proportion equation
316,754,802.92 : 474,519,344.11 = 178,159,307.63 : x - Step 2: Convert to fraction form
316,754,802.92/474,519,344.11 = 178,159,307.63/x - Step 3: Cross multiply
316,754,802.92x = 474,519,344.11 × 178,159,307.63 - Step 4: Simplify right side
316,754,802.92x = 84,540,037,800,861,328 - Step 5: Solve for x
x = 84,540,037,800,861,328/316,754,802.92 - Step 6: Final answer
x = 266,894,257.07
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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.