Finding the Fourth Proportional to 827,458,048.90, 1,241,187,073.35 and 366,907,341.70
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Solution
The fourth proportional to 827,458,048.90, 1,241,187,073.35 and 366,907,341.70 is: 550,361,012.55
Step by Step Solution
- Step 1: Write the proportion equation
827,458,048.90 : 1,241,187,073.35 = 366,907,341.70 : x - Step 2: Convert to fraction form
827,458,048.90/1,241,187,073.35 = 366,907,341.70/x - Step 3: Cross multiply
827,458,048.90x = 1,241,187,073.35 × 366,907,341.70 - Step 4: Simplify right side
827,458,048.90x = 455,400,649,635,251,392 - Step 5: Solve for x
x = 455,400,649,635,251,392/827,458,048.90 - Step 6: Final answer
x = 550,361,012.55
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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.