Finding the Fourth Proportional to 430,544,484.23, 645,292,057.44 and 223,168,566.56
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Solution
The fourth proportional to 430,544,484.23, 645,292,057.44 and 223,168,566.56 is: 334,480,892.80
Step by Step Solution
- Step 1: Write the proportion equation
430,544,484.23 : 645,292,057.44 = 223,168,566.56 : x - Step 2: Convert to fraction form
430,544,484.23/645,292,057.44 = 223,168,566.56/x - Step 3: Cross multiply
430,544,484.23x = 645,292,057.44 × 223,168,566.56 - Step 4: Simplify right side
430,544,484.23x = 144,008,903,473,311,872 - Step 5: Solve for x
x = 144,008,903,473,311,872/430,544,484.23 - Step 6: Final answer
x = 334,480,892.80
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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.