Finding the Fourth Proportional to 644,104,750.20, 966,157,125.30 and 544,335,559.80
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Solution
The fourth proportional to 644,104,750.20, 966,157,125.30 and 544,335,559.80 is: 816,503,339.70
Step by Step Solution
- Step 1: Write the proportion equation
644,104,750.20 : 966,157,125.30 = 544,335,559.80 : x - Step 2: Convert to fraction form
644,104,750.20/966,157,125.30 = 544,335,559.80/x - Step 3: Cross multiply
644,104,750.20x = 966,157,125.30 × 544,335,559.80 - Step 4: Simplify right side
644,104,750.20x = 525,913,679,654,934,144 - Step 5: Solve for x
x = 525,913,679,654,934,144/644,104,750.20 - Step 6: Final answer
x = 816,503,339.70
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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.