Finding the Fourth Proportional to 1,268,720,817.48, 1,903,172,949 and 531,048,823.02
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Solution
The fourth proportional to 1,268,720,817.48, 1,903,172,949 and 531,048,823.02 is: 796,611,626.96
Step by Step Solution
- Step 1: Write the proportion equation
1,268,720,817.48 : 1,903,172,949 = 531,048,823.02 : x - Step 2: Convert to fraction form
1,268,720,817.48/1,903,172,949 = 531,048,823.02/x - Step 3: Cross multiply
1,268,720,817.48x = 1,903,172,949 × 531,048,823.02 - Step 4: Simplify right side
1,268,720,817.48x = 1,010,677,754,569,952,512 - Step 5: Solve for x
x = 1,010,677,754,569,952,512/1,268,720,817.48 - Step 6: Final answer
x = 796,611,626.96
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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.