Finding the Fourth Proportional to 236,858,470.80, 355,287,706.20 and 183,044,403.60
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Solution
The fourth proportional to 236,858,470.80, 355,287,706.20 and 183,044,403.60 is: 274,566,605.40
Step by Step Solution
- Step 1: Write the proportion equation
236,858,470.80 : 355,287,706.20 = 183,044,403.60 : x - Step 2: Convert to fraction form
236,858,470.80/355,287,706.20 = 183,044,403.60/x - Step 3: Cross multiply
236,858,470.80x = 355,287,706.20 × 183,044,403.60 - Step 4: Simplify right side
236,858,470.80x = 65,033,426,287,791,016 - Step 5: Solve for x
x = 65,033,426,287,791,016/236,858,470.80 - Step 6: Final answer
x = 274,566,605.40
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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.