Finding the Fourth Proportional to 176,611,738.72, 243,719,897.94 and 97,226,154.98
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Solution
The fourth proportional to 176,611,738.72, 243,719,897.94 and 97,226,154.98 is: 134,169,725.87
Step by Step Solution
- Step 1: Write the proportion equation
176,611,738.72 : 243,719,897.94 = 97,226,154.98 : x - Step 2: Convert to fraction form
176,611,738.72/243,719,897.94 = 97,226,154.98/x - Step 3: Cross multiply
176,611,738.72x = 243,719,897.94 × 97,226,154.98 - Step 4: Simplify right side
176,611,738.72x = 23,695,948,568,824,224 - Step 5: Solve for x
x = 23,695,948,568,824,224/176,611,738.72 - Step 6: Final answer
x = 134,169,725.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.