Finding the Fourth Proportional to 1,054,460,998.20, 1,581,691,497.30 and 883,549,572.60
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Solution
The fourth proportional to 1,054,460,998.20, 1,581,691,497.30 and 883,549,572.60 is: 1,325,324,358.90
Step by Step Solution
- Step 1: Write the proportion equation
1,054,460,998.20 : 1,581,691,497.30 = 883,549,572.60 : x - Step 2: Convert to fraction form
1,054,460,998.20/1,581,691,497.30 = 883,549,572.60/x - Step 3: Cross multiply
1,054,460,998.20x = 1,581,691,497.30 × 883,549,572.60 - Step 4: Simplify right side
1,054,460,998.20x = 1,397,502,846,424,468,992 - Step 5: Solve for x
x = 1,397,502,846,424,468,992/1,054,460,998.20 - Step 6: Final answer
x = 1,325,324,358.90
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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.