Finding the Fourth Proportional to 2,539,649,375,998.70, 3,809,474,063,998.10 and 2,345,698,069,861
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Solution
The fourth proportional to 2,539,649,375,998.70, 3,809,474,063,998.10 and 2,345,698,069,861 is: 3,518,547,104,791.55
Step by Step Solution
- Step 1: Write the proportion equation
2,539,649,375,998.70 : 3,809,474,063,998.10 = 2,345,698,069,861 : x - Step 2: Convert to fraction form
2,539,649,375,998.70/3,809,474,063,998.10 = 2,345,698,069,861/x - Step 3: Cross multiply
2,539,649,375,998.70x = 3,809,474,063,998.10 × 2,345,698,069,861 - Step 4: Simplify right side
2,539,649,375,998.70x = 8,935,875,959,105,882,607,845,376 - Step 5: Solve for x
x = 8,935,875,959,105,882,607,845,376/2,539,649,375,998.70 - Step 6: Final answer
x = 3,518,547,104,791.55
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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.