Finding the Fourth Proportional to 2,445,632,318.91, 3,374,524,275.79 and 1,442,363,827.35
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Solution
The fourth proportional to 2,445,632,318.91, 3,374,524,275.79 and 1,442,363,827.35 is: 1,990,197,672.92
Step by Step Solution
- Step 1: Write the proportion equation
2,445,632,318.91 : 3,374,524,275.79 = 1,442,363,827.35 : x - Step 2: Convert to fraction form
2,445,632,318.91/3,374,524,275.79 = 1,442,363,827.35/x - Step 3: Cross multiply
2,445,632,318.91x = 3,374,524,275.79 × 1,442,363,827.35 - Step 4: Simplify right side
2,445,632,318.91x = 4,867,291,749,913,951,232 - Step 5: Solve for x
x = 4,867,291,749,913,951,232/2,445,632,318.91 - Step 6: Final answer
x = 1,990,197,672.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.