Finding the Fourth Proportional to 857,727,847.26, 1,287,135,947.49 and 366,444,818.26
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Solution
The fourth proportional to 857,727,847.26, 1,287,135,947.49 and 366,444,818.26 is: 549,899,714.53
Step by Step Solution
- Step 1: Write the proportion equation
857,727,847.26 : 1,287,135,947.49 = 366,444,818.26 : x - Step 2: Convert to fraction form
857,727,847.26/1,287,135,947.49 = 366,444,818.26/x - Step 3: Cross multiply
857,727,847.26x = 1,287,135,947.49 × 366,444,818.26 - Step 4: Simplify right side
857,727,847.26x = 471,664,298,353,885,952 - Step 5: Solve for x
x = 471,664,298,353,885,952/857,727,847.26 - Step 6: Final answer
x = 549,899,714.53
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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.