Finding the Fourth Proportional to 43,442,918,781.24, 65,129,212,688.60 and 13,581,879,246.96
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Solution
The fourth proportional to 43,442,918,781.24, 65,129,212,688.60 and 13,581,879,246.96 is: 20,361,824,826.75
Step by Step Solution
- Step 1: Write the proportion equation
43,442,918,781.24 : 65,129,212,688.60 = 13,581,879,246.96 : x - Step 2: Convert to fraction form
43,442,918,781.24/65,129,212,688.60 = 13,581,879,246.96/x - Step 3: Cross multiply
43,442,918,781.24x = 65,129,212,688.60 × 13,581,879,246.96 - Step 4: Simplify right side
43,442,918,781.24x = 884,577,102,186,140,139,520 - Step 5: Solve for x
x = 884,577,102,186,140,139,520/43,442,918,781.24 - Step 6: Final answer
x = 20,361,824,826.75
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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.