Finding the Fourth Proportional to 263,564,162.60, 363,717,916.79 and 144,486,543.33
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Solution
The fourth proportional to 263,564,162.60, 363,717,916.79 and 144,486,543.33 is: 199,391,085.75
Step by Step Solution
- Step 1: Write the proportion equation
263,564,162.60 : 363,717,916.79 = 144,486,543.33 : x - Step 2: Convert to fraction form
263,564,162.60/363,717,916.79 = 144,486,543.33/x - Step 3: Cross multiply
263,564,162.60x = 363,717,916.79 × 144,486,543.33 - Step 4: Simplify right side
263,564,162.60x = 52,552,344,543,453,248 - Step 5: Solve for x
x = 52,552,344,543,453,248/263,564,162.60 - Step 6: Final answer
x = 199,391,085.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.