Finding the Fourth Proportional to 90,723,035.10, 136,102,267.35 and 36,126,329.70
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Solution
The fourth proportional to 90,723,035.10, 136,102,267.35 and 36,126,329.70 is: 54,196,548.62
Step by Step Solution
- Step 1: Write the proportion equation
90,723,035.10 : 136,102,267.35 = 36,126,329.70 : x - Step 2: Convert to fraction form
90,723,035.10/136,102,267.35 = 36,126,329.70/x - Step 3: Cross multiply
90,723,035.10x = 136,102,267.35 × 36,126,329.70 - Step 4: Simplify right side
90,723,035.10x = 4,916,875,383,203,645 - Step 5: Solve for x
x = 4,916,875,383,203,645/90,723,035.10 - Step 6: Final answer
x = 54,196,548.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.