Finding the Fourth Proportional to 248,832,206.20, 373,248,309.30 and 226,138,727.80
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Solution
The fourth proportional to 248,832,206.20, 373,248,309.30 and 226,138,727.80 is: 339,208,091.70
Step by Step Solution
- Step 1: Write the proportion equation
248,832,206.20 : 373,248,309.30 = 226,138,727.80 : x - Step 2: Convert to fraction form
248,832,206.20/373,248,309.30 = 226,138,727.80/x - Step 3: Cross multiply
248,832,206.20x = 373,248,309.30 × 226,138,727.80 - Step 4: Simplify right side
248,832,206.20x = 84,405,897,818,602,912 - Step 5: Solve for x
x = 84,405,897,818,602,912/248,832,206.20 - Step 6: Final answer
x = 339,208,091.70
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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.