Finding the Fourth Proportional to 541,726,854.26, 747,587,452.73 and 294,209,979.98
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Solution
The fourth proportional to 541,726,854.26, 747,587,452.73 and 294,209,979.98 is: 406,012,158.65
Step by Step Solution
- Step 1: Write the proportion equation
541,726,854.26 : 747,587,452.73 = 294,209,979.98 : x - Step 2: Convert to fraction form
541,726,854.26/747,587,452.73 = 294,209,979.98/x - Step 3: Cross multiply
541,726,854.26x = 747,587,452.73 × 294,209,979.98 - Step 4: Simplify right side
541,726,854.26x = 219,947,689,495,783,520 - Step 5: Solve for x
x = 219,947,689,495,783,520/541,726,854.26 - Step 6: Final answer
x = 406,012,158.65
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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.