Finding the Fourth Proportional to 7,585,954,544.72, 11,378,868,835.52 and 5,929,254,407.68
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Solution
The fourth proportional to 7,585,954,544.72, 11,378,868,835.52 and 5,929,254,407.68 is: 8,893,832,384.53
Step by Step Solution
- Step 1: Write the proportion equation
7,585,954,544.72 : 11,378,868,835.52 = 5,929,254,407.68 : x - Step 2: Convert to fraction form
7,585,954,544.72/11,378,868,835.52 = 5,929,254,407.68/x - Step 3: Cross multiply
7,585,954,544.72x = 11,378,868,835.52 × 5,929,254,407.68 - Step 4: Simplify right side
7,585,954,544.72x = 67,468,208,197,419,556,864 - Step 5: Solve for x
x = 67,468,208,197,419,556,864/7,585,954,544.72 - Step 6: Final answer
x = 8,893,832,384.53
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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.