Finding the Fourth Proportional to 453,083,335.20, 679,623,063.12 and 125,557,912.80
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Solution
The fourth proportional to 453,083,335.20, 679,623,063.12 and 125,557,912.80 is: 188,336,331.68
Step by Step Solution
- Step 1: Write the proportion equation
453,083,335.20 : 679,623,063.12 = 125,557,912.80 : x - Step 2: Convert to fraction form
453,083,335.20/679,623,063.12 = 125,557,912.80/x - Step 3: Cross multiply
453,083,335.20x = 679,623,063.12 × 125,557,912.80 - Step 4: Simplify right side
453,083,335.20x = 85,332,053,296,089,856 - Step 5: Solve for x
x = 85,332,053,296,089,856/453,083,335.20 - Step 6: Final answer
x = 188,336,331.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.