Finding the Fourth Proportional to 3,528,811,512.84, 5,294,006,688.78 and 1,075,340,434.44
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Solution
The fourth proportional to 3,528,811,512.84, 5,294,006,688.78 and 1,075,340,434.44 is: 1,613,251,212.75
Step by Step Solution
- Step 1: Write the proportion equation
3,528,811,512.84 : 5,294,006,688.78 = 1,075,340,434.44 : x - Step 2: Convert to fraction form
3,528,811,512.84/5,294,006,688.78 = 1,075,340,434.44/x - Step 3: Cross multiply
3,528,811,512.84x = 5,294,006,688.78 × 1,075,340,434.44 - Step 4: Simplify right side
3,528,811,512.84x = 5,692,859,452,640,951,296 - Step 5: Solve for x
x = 5,692,859,452,640,951,296/3,528,811,512.84 - Step 6: Final answer
x = 1,613,251,212.75
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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.