Finding the Fourth Proportional to 809,523,122.42, 1,214,768,294.91 and 743,661,048.80
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Solution
The fourth proportional to 809,523,122.42, 1,214,768,294.91 and 743,661,048.80 is: 1,115,935,838.30
Step by Step Solution
- Step 1: Write the proportion equation
809,523,122.42 : 1,214,768,294.91 = 743,661,048.80 : x - Step 2: Convert to fraction form
809,523,122.42/1,214,768,294.91 = 743,661,048.80/x - Step 3: Cross multiply
809,523,122.42x = 1,214,768,294.91 × 743,661,048.80 - Step 4: Simplify right side
809,523,122.42x = 903,375,864,244,795,264 - Step 5: Solve for x
x = 903,375,864,244,795,264/809,523,122.42 - Step 6: Final answer
x = 1,115,935,838.30
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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.