Finding the Fourth Proportional to 389,285,272.44, 583,929,423.60 and 94,179,918.75
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Solution
The fourth proportional to 389,285,272.44, 583,929,423.60 and 94,179,918.75 is: 141,270,244.63
Step by Step Solution
- Step 1: Write the proportion equation
389,285,272.44 : 583,929,423.60 = 94,179,918.75 : x - Step 2: Convert to fraction form
389,285,272.44/583,929,423.60 = 94,179,918.75/x - Step 3: Cross multiply
389,285,272.44x = 583,929,423.60 × 94,179,918.75 - Step 4: Simplify right side
389,285,272.44x = 54,994,425,668,634,296 - Step 5: Solve for x
x = 54,994,425,668,634,296/389,285,272.44 - Step 6: Final answer
x = 141,270,244.63
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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.