Finding the Fourth Proportional to 945,543,135.06, 1,417,186,301.28 and 440,079,274.08
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Solution
The fourth proportional to 945,543,135.06, 1,417,186,301.28 and 440,079,274.08 is: 659,593,725.11
Step by Step Solution
- Step 1: Write the proportion equation
945,543,135.06 : 1,417,186,301.28 = 440,079,274.08 : x - Step 2: Convert to fraction form
945,543,135.06/1,417,186,301.28 = 440,079,274.08/x - Step 3: Cross multiply
945,543,135.06x = 1,417,186,301.28 × 440,079,274.08 - Step 4: Simplify right side
945,543,135.06x = 623,674,318,703,422,592 - Step 5: Solve for x
x = 623,674,318,703,422,592/945,543,135.06 - Step 6: Final answer
x = 659,593,725.11
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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.