Finding the Fourth Proportional to 136,483,969.80, 204,725,954.70 and 59,956,465.80
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Solution
The fourth proportional to 136,483,969.80, 204,725,954.70 and 59,956,465.80 is: 89,934,698.70
Step by Step Solution
- Step 1: Write the proportion equation
136,483,969.80 : 204,725,954.70 = 59,956,465.80 : x - Step 2: Convert to fraction form
136,483,969.80/204,725,954.70 = 59,956,465.80/x - Step 3: Cross multiply
136,483,969.80x = 204,725,954.70 × 59,956,465.80 - Step 4: Simplify right side
136,483,969.80x = 12,274,644,701,342,898 - Step 5: Solve for x
x = 12,274,644,701,342,898/136,483,969.80 - Step 6: Final answer
x = 89,934,698.70
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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.