Finding the Fourth Proportional to 117,174,605.19, 175,638,872.52 and 39,424,518.31
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Solution
The fourth proportional to 117,174,605.19, 175,638,872.52 and 39,424,518.31 is: 59,095,381.07
Step by Step Solution
- Step 1: Write the proportion equation
117,174,605.19 : 175,638,872.52 = 39,424,518.31 : x - Step 2: Convert to fraction form
117,174,605.19/175,638,872.52 = 39,424,518.31/x - Step 3: Cross multiply
117,174,605.19x = 175,638,872.52 × 39,424,518.31 - Step 4: Simplify right side
117,174,605.19x = 6,924,477,945,173,399 - Step 5: Solve for x
x = 6,924,477,945,173,399/117,174,605.19 - Step 6: Final answer
x = 59,095,381.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.