Finding the Fourth Proportional to 343,517,208.96, 474,055,809.84 and 186,885,436.92
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Solution
The fourth proportional to 343,517,208.96, 474,055,809.84 and 186,885,436.92 is: 257,903,024.46
Step by Step Solution
- Step 1: Write the proportion equation
343,517,208.96 : 474,055,809.84 = 186,885,436.92 : x - Step 2: Convert to fraction form
343,517,208.96/474,055,809.84 = 186,885,436.92/x - Step 3: Cross multiply
343,517,208.96x = 474,055,809.84 × 186,885,436.92 - Step 4: Simplify right side
343,517,208.96x = 88,594,127,146,412,832 - Step 5: Solve for x
x = 88,594,127,146,412,832/343,517,208.96 - Step 6: Final answer
x = 257,903,024.46
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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.