Finding the Fourth Proportional to 107,382,509.51, 161,044,367.20 and 29,640,828.94
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Solution
The fourth proportional to 107,382,509.51, 161,044,367.20 and 29,640,828.94 is: 44,453,128.93
Step by Step Solution
- Step 1: Write the proportion equation
107,382,509.51 : 161,044,367.20 = 29,640,828.94 : x - Step 2: Convert to fraction form
107,382,509.51/161,044,367.20 = 29,640,828.94/x - Step 3: Cross multiply
107,382,509.51x = 161,044,367.20 × 29,640,828.94 - Step 4: Simplify right side
107,382,509.51x = 4,773,488,539,449,033 - Step 5: Solve for x
x = 4,773,488,539,449,033/107,382,509.51 - Step 6: Final answer
x = 44,453,128.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.