Finding the Fourth Proportional to 176,273,630.80, 247,038,174.80 and 176,273,630.80
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Solution
The fourth proportional to 176,273,630.80, 247,038,174.80 and 176,273,630.80 is: 247,038,174.80
Step by Step Solution
- Step 1: Write the proportion equation
176,273,630.80 : 247,038,174.80 = 176,273,630.80 : x - Step 2: Convert to fraction form
176,273,630.80/247,038,174.80 = 176,273,630.80/x - Step 3: Cross multiply
176,273,630.80x = 247,038,174.80 × 176,273,630.80 - Step 4: Simplify right side
176,273,630.80x = 43,546,316,018,201,072 - Step 5: Solve for x
x = 43,546,316,018,201,072/176,273,630.80 - Step 6: Final answer
x = 247,038,174.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.