Finding the Fourth Proportional to 782,903,657.10, 1,173,579,782.73 and 367,637,110.41
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Solution
The fourth proportional to 782,903,657.10, 1,173,579,782.73 and 367,637,110.41 is: 551,091,409.84
Step by Step Solution
- Step 1: Write the proportion equation
782,903,657.10 : 1,173,579,782.73 = 367,637,110.41 : x - Step 2: Convert to fraction form
782,903,657.10/1,173,579,782.73 = 367,637,110.41/x - Step 3: Cross multiply
782,903,657.10x = 1,173,579,782.73 × 367,637,110.41 - Step 4: Simplify right side
782,903,657.10x = 431,451,480,158,452,864 - Step 5: Solve for x
x = 431,451,480,158,452,864/782,903,657.10 - Step 6: Final answer
x = 551,091,409.84
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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.