Finding the Fourth Proportional to 532,557,690.05, 734,930,607.98 and 297,608,350.79
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Solution
The fourth proportional to 532,557,690.05, 734,930,607.98 and 297,608,350.79 is: 410,700,080.52
Step by Step Solution
- Step 1: Write the proportion equation
532,557,690.05 : 734,930,607.98 = 297,608,350.79 : x - Step 2: Convert to fraction form
532,557,690.05/734,930,607.98 = 297,608,350.79/x - Step 3: Cross multiply
532,557,690.05x = 734,930,607.98 × 297,608,350.79 - Step 4: Simplify right side
532,557,690.05x = 218,721,486,188,601,152 - Step 5: Solve for x
x = 218,721,486,188,601,152/532,557,690.05 - Step 6: Final answer
x = 410,700,080.52
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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.