Finding the Third Proportional to 178,129,038 and 392,492,252
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Solution
The third proportional to 178,129,038 and 392,492,252 is: 864,823,442.66
Step by Step Solution
- Step 1: Write the proportion equation
178,129,038 : 392,492,252 = 392,492,252 : x - Step 2: Convert to fraction form
178,129,038/392,492,252 = 392,492,252/x - Step 3: Cross multiply
178,129,038x = 392,492,252 × 392,492,252 - Step 4: Simplify right side
178,129,038x = 154,050,167,880,031,488 - Step 5: Solve for x
x = 154,050,167,880,031,488/178,129,038 - Step 6: Final answer
x = 864,823,442.66
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.