Finding the Fourth Proportional to 343,299,385.08, 514,949,077.62 and 100,962,289.08
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Solution
The fourth proportional to 343,299,385.08, 514,949,077.62 and 100,962,289.08 is: 151,443,433.62
Step by Step Solution
- Step 1: Write the proportion equation
343,299,385.08 : 514,949,077.62 = 100,962,289.08 : x - Step 2: Convert to fraction form
343,299,385.08/514,949,077.62 = 100,962,289.08/x - Step 3: Cross multiply
343,299,385.08x = 514,949,077.62 × 100,962,289.08 - Step 4: Simplify right side
343,299,385.08x = 51,990,437,636,149,800 - Step 5: Solve for x
x = 51,990,437,636,149,800/343,299,385.08 - Step 6: Final answer
x = 151,443,433.62
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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.