Finding the Fourth Proportional to 194,156,032.05, 291,234,048.08 and 168,079,993.65
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Solution
The fourth proportional to 194,156,032.05, 291,234,048.08 and 168,079,993.65 is: 252,119,990.48
Step by Step Solution
- Step 1: Write the proportion equation
194,156,032.05 : 291,234,048.08 = 168,079,993.65 : x - Step 2: Convert to fraction form
194,156,032.05/291,234,048.08 = 168,079,993.65/x - Step 3: Cross multiply
194,156,032.05x = 291,234,048.08 × 168,079,993.65 - Step 4: Simplify right side
194,156,032.05x = 48,950,616,951,109,792 - Step 5: Solve for x
x = 48,950,616,951,109,792/194,156,032.05 - Step 6: Final answer
x = 252,119,990.48
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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.