Finding the Fourth Proportional to 117,450,187.80, 176,175,281.70 and 32,349,643.80
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Solution
The fourth proportional to 117,450,187.80, 176,175,281.70 and 32,349,643.80 is: 48,524,465.70
Step by Step Solution
- Step 1: Write the proportion equation
117,450,187.80 : 176,175,281.70 = 32,349,643.80 : x - Step 2: Convert to fraction form
117,450,187.80/176,175,281.70 = 32,349,643.80/x - Step 3: Cross multiply
117,450,187.80x = 176,175,281.70 × 32,349,643.80 - Step 4: Simplify right side
117,450,187.80x = 5,699,207,609,359,658 - Step 5: Solve for x
x = 5,699,207,609,359,658/117,450,187.80 - Step 6: Final answer
x = 48,524,465.70
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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.