Finding the Fourth Proportional to 439,824,456.72, 606,941,121.06 and 244,266,765.84
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Solution
The fourth proportional to 439,824,456.72, 606,941,121.06 and 244,266,765.84 is: 337,078,901.44
Step by Step Solution
- Step 1: Write the proportion equation
439,824,456.72 : 606,941,121.06 = 244,266,765.84 : x - Step 2: Convert to fraction form
439,824,456.72/606,941,121.06 = 244,266,765.84/x - Step 3: Cross multiply
439,824,456.72x = 606,941,121.06 × 244,266,765.84 - Step 4: Simplify right side
439,824,456.72x = 148,255,544,696,630,112 - Step 5: Solve for x
x = 148,255,544,696,630,112/439,824,456.72 - Step 6: Final answer
x = 337,078,901.44
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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.