Finding the Fourth Proportional to 154,412,162.13, 231,617,737.99 and 56,043,737.62
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Solution
The fourth proportional to 154,412,162.13, 231,617,737.99 and 56,043,737.62 is: 84,065,423.07
Step by Step Solution
- Step 1: Write the proportion equation
154,412,162.13 : 231,617,737.99 = 56,043,737.62 : x - Step 2: Convert to fraction form
154,412,162.13/231,617,737.99 = 56,043,737.62/x - Step 3: Cross multiply
154,412,162.13x = 231,617,737.99 × 56,043,737.62 - Step 4: Simplify right side
154,412,162.13x = 12,980,723,736,049,466 - Step 5: Solve for x
x = 12,980,723,736,049,466/154,412,162.13 - Step 6: Final answer
x = 84,065,423.07
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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.