Finding the Fourth Proportional to 177,488,175.36, 266,245,645.20 and 52,980,968.71
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Solution
The fourth proportional to 177,488,175.36, 266,245,645.20 and 52,980,968.71 is: 79,475,447.69
Step by Step Solution
- Step 1: Write the proportion equation
177,488,175.36 : 266,245,645.20 = 52,980,968.71 : x - Step 2: Convert to fraction form
177,488,175.36/266,245,645.20 = 52,980,968.71/x - Step 3: Cross multiply
177,488,175.36x = 266,245,645.20 × 52,980,968.71 - Step 4: Simplify right side
177,488,175.36x = 14,105,952,196,948,954 - Step 5: Solve for x
x = 14,105,952,196,948,954/177,488,175.36 - Step 6: Final answer
x = 79,475,447.69
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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.