Finding the Third Proportional to 178,128,894 and 392,492,004
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Solution
The third proportional to 178,128,894 and 392,492,004 is: 864,823,048.89
Step by Step Solution
- Step 1: Write the proportion equation
178,128,894 : 392,492,004 = 392,492,004 : x - Step 2: Convert to fraction form
178,128,894/392,492,004 = 392,492,004/x - Step 3: Cross multiply
178,128,894x = 392,492,004 × 392,492,004 - Step 4: Simplify right side
178,128,894x = 154,049,973,203,936,000 - Step 5: Solve for x
x = 154,049,973,203,936,000/178,128,894 - Step 6: Final answer
x = 864,823,048.89
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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.