Finding the Fourth Proportional to 789,232,694.06, 1,089,143,448.28 and 436,833,160.94
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Solution
The fourth proportional to 789,232,694.06, 1,089,143,448.28 and 436,833,160.94 is: 602,831,052.00
Step by Step Solution
- Step 1: Write the proportion equation
789,232,694.06 : 1,089,143,448.28 = 436,833,160.94 : x - Step 2: Convert to fraction form
789,232,694.06/1,089,143,448.28 = 436,833,160.94/x - Step 3: Cross multiply
789,232,694.06x = 1,089,143,448.28 × 436,833,160.94 - Step 4: Simplify right side
789,232,694.06x = 475,773,975,229,243,776 - Step 5: Solve for x
x = 475,773,975,229,243,776/789,232,694.06 - Step 6: Final answer
x = 602,831,052.00
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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.