Finding the Fourth Proportional to 412,235,094.24, 568,878,054.12 and 226,592,120.88
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Solution
The fourth proportional to 412,235,094.24, 568,878,054.12 and 226,592,120.88 is: 312,693,622.17
Step by Step Solution
- Step 1: Write the proportion equation
412,235,094.24 : 568,878,054.12 = 226,592,120.88 : x - Step 2: Convert to fraction form
412,235,094.24/568,878,054.12 = 226,592,120.88/x - Step 3: Cross multiply
412,235,094.24x = 568,878,054.12 × 226,592,120.88 - Step 4: Simplify right side
412,235,094.24x = 128,903,284,805,138,224 - Step 5: Solve for x
x = 128,903,284,805,138,224/412,235,094.24 - Step 6: Final answer
x = 312,693,622.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.