Finding the Fourth Proportional to 472,393,750.20, 708,590,625.30 and 414,998,122.20
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Solution
The fourth proportional to 472,393,750.20, 708,590,625.30 and 414,998,122.20 is: 622,497,183.30
Step by Step Solution
- Step 1: Write the proportion equation
472,393,750.20 : 708,590,625.30 = 414,998,122.20 : x - Step 2: Convert to fraction form
472,393,750.20/708,590,625.30 = 414,998,122.20/x - Step 3: Cross multiply
472,393,750.20x = 708,590,625.30 × 414,998,122.20 - Step 4: Simplify right side
472,393,750.20x = 294,063,778,908,023,808 - Step 5: Solve for x
x = 294,063,778,908,023,808/472,393,750.20 - Step 6: Final answer
x = 622,497,183.30
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Similar ratio
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1.5x scale
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.