Finding the Fourth Proportional to 450,176,458.44, 621,243,512.66 and 244,143,562.44
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Solution
The fourth proportional to 450,176,458.44, 621,243,512.66 and 244,143,562.44 is: 336,918,116.17
Step by Step Solution
- Step 1: Write the proportion equation
450,176,458.44 : 621,243,512.66 = 244,143,562.44 : x - Step 2: Convert to fraction form
450,176,458.44/621,243,512.66 = 244,143,562.44/x - Step 3: Cross multiply
450,176,458.44x = 621,243,512.66 × 244,143,562.44 - Step 4: Simplify right side
450,176,458.44x = 151,672,604,323,551,616 - Step 5: Solve for x
x = 151,672,604,323,551,616/450,176,458.44 - Step 6: Final answer
x = 336,918,116.17
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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.