Finding the Fourth Proportional to 343,219,511.80, 514,829,267.70 and 343,219,511.80
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Solution
The fourth proportional to 343,219,511.80, 514,829,267.70 and 343,219,511.80 is: 514,829,267.70
Step by Step Solution
- Step 1: Write the proportion equation
343,219,511.80 : 514,829,267.70 = 343,219,511.80 : x - Step 2: Convert to fraction form
343,219,511.80/514,829,267.70 = 343,219,511.80/x - Step 3: Cross multiply
343,219,511.80x = 514,829,267.70 × 343,219,511.80 - Step 4: Simplify right side
343,219,511.80x = 176,699,449,920,345,504 - Step 5: Solve for x
x = 176,699,449,920,345,504/343,219,511.80 - Step 6: Final answer
x = 514,829,267.70
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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.