Finding the Fourth Proportional to 80,793,369.71, 121,207,077.37 and 26,201,698.56
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Solution
The fourth proportional to 80,793,369.71, 121,207,077.37 and 26,201,698.56 is: 39,308,068.42
Step by Step Solution
- Step 1: Write the proportion equation
80,793,369.71 : 121,207,077.37 = 26,201,698.56 : x - Step 2: Convert to fraction form
80,793,369.71/121,207,077.37 = 26,201,698.56/x - Step 3: Cross multiply
80,793,369.71x = 121,207,077.37 × 26,201,698.56 - Step 4: Simplify right side
80,793,369.71x = 3,175,831,304,620,089.50 - Step 5: Solve for x
x = 3,175,831,304,620,089.50/80,793,369.71 - Step 6: Final answer
x = 39,308,068.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.