Finding the Fourth Proportional to 314,321,282.62, 430,622,110.62 and 302,539,677.91
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Solution
The fourth proportional to 314,321,282.62, 430,622,110.62 and 302,539,677.91 is: 414,481,238.94
Step by Step Solution
- Step 1: Write the proportion equation
314,321,282.62 : 430,622,110.62 = 302,539,677.91 : x - Step 2: Convert to fraction form
314,321,282.62/430,622,110.62 = 302,539,677.91/x - Step 3: Cross multiply
314,321,282.62x = 430,622,110.62 × 302,539,677.91 - Step 4: Simplify right side
314,321,282.62x = 130,280,274,645,688,112 - Step 5: Solve for x
x = 130,280,274,645,688,112/314,321,282.62 - Step 6: Final answer
x = 414,481,238.94
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.