Finding the Fourth Proportional to 1,296,535,803.84, 1,944,971,117.76 and 596,859,187.68
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Solution
The fourth proportional to 1,296,535,803.84, 1,944,971,117.76 and 596,859,187.68 is: 895,365,849.50
Step by Step Solution
- Step 1: Write the proportion equation
1,296,535,803.84 : 1,944,971,117.76 = 596,859,187.68 : x - Step 2: Convert to fraction form
1,296,535,803.84/1,944,971,117.76 = 596,859,187.68/x - Step 3: Cross multiply
1,296,535,803.84x = 1,944,971,117.76 × 596,859,187.68 - Step 4: Simplify right side
1,296,535,803.84x = 1,160,873,881,407,295,232 - Step 5: Solve for x
x = 1,160,873,881,407,295,232/1,296,535,803.84 - Step 6: Final answer
x = 895,365,849.50
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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.