Finding the Fourth Proportional to 439,293,195.84, 606,222,947.22 and 241,058,007.99
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Solution
The fourth proportional to 439,293,195.84, 606,222,947.22 and 241,058,007.99 is: 332,659,138.45
Step by Step Solution
- Step 1: Write the proportion equation
439,293,195.84 : 606,222,947.22 = 241,058,007.99 : x - Step 2: Convert to fraction form
439,293,195.84/606,222,947.22 = 241,058,007.99/x - Step 3: Cross multiply
439,293,195.84x = 606,222,947.22 × 241,058,007.99 - Step 4: Simplify right side
439,293,195.84x = 146,134,896,053,778,560 - Step 5: Solve for x
x = 146,134,896,053,778,560/439,293,195.84 - Step 6: Final answer
x = 332,659,138.45
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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.