Finding the Fourth Proportional to 56,165,553.20, 84,248,329.80 and 56,165,553.20
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Solution
The fourth proportional to 56,165,553.20, 84,248,329.80 and 56,165,553.20 is: 84,248,329.80
Step by Step Solution
- Step 1: Write the proportion equation
56,165,553.20 : 84,248,329.80 = 56,165,553.20 : x - Step 2: Convert to fraction form
56,165,553.20/84,248,329.80 = 56,165,553.20/x - Step 3: Cross multiply
56,165,553.20x = 84,248,329.80 × 56,165,553.20 - Step 4: Simplify right side
56,165,553.20x = 4,731,854,049,393,045 - Step 5: Solve for x
x = 4,731,854,049,393,045/56,165,553.20 - Step 6: Final answer
x = 84,248,329.80
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1.5x scale
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.