Finding the Fourth Proportional to 4,929,062,998.17, 7,393,651,294.67 and 1,781,516,652.21
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Solution
The fourth proportional to 4,929,062,998.17, 7,393,651,294.67 and 1,781,516,652.21 is: 2,672,295,506.67
Step by Step Solution
- Step 1: Write the proportion equation
4,929,062,998.17 : 7,393,651,294.67 = 1,781,516,652.21 : x - Step 2: Convert to fraction form
4,929,062,998.17/7,393,651,294.67 = 1,781,516,652.21/x - Step 3: Cross multiply
4,929,062,998.17x = 7,393,651,294.67 × 1,781,516,652.21 - Step 4: Simplify right side
4,929,062,998.17x = 13,171,912,902,079,723,520 - Step 5: Solve for x
x = 13,171,912,902,079,723,520/4,929,062,998.17 - Step 6: Final answer
x = 2,672,295,506.67
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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.