Finding the Fourth Proportional to 5,688,892,156.20, 7,850,687,971.96 and 3,148,750,550.90
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Solution
The fourth proportional to 5,688,892,156.20, 7,850,687,971.96 and 3,148,750,550.90 is: 4,345,285,056.90
Step by Step Solution
- Step 1: Write the proportion equation
5,688,892,156.20 : 7,850,687,971.96 = 3,148,750,550.90 : x - Step 2: Convert to fraction form
5,688,892,156.20/7,850,687,971.96 = 3,148,750,550.90/x - Step 3: Cross multiply
5,688,892,156.20x = 7,850,687,971.96 × 3,148,750,550.90 - Step 4: Simplify right side
5,688,892,156.20x = 24,719,858,076,653,056,000 - Step 5: Solve for x
x = 24,719,858,076,653,056,000/5,688,892,156.20 - Step 6: Final answer
x = 4,345,285,056.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.