Finding the Fourth Proportional to 4,320,272,737.80, 6,480,409,106.70 and 3,231,881,569.80
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Solution
The fourth proportional to 4,320,272,737.80, 6,480,409,106.70 and 3,231,881,569.80 is: 4,847,822,354.70
Step by Step Solution
- Step 1: Write the proportion equation
4,320,272,737.80 : 6,480,409,106.70 = 3,231,881,569.80 : x - Step 2: Convert to fraction form
4,320,272,737.80/6,480,409,106.70 = 3,231,881,569.80/x - Step 3: Cross multiply
4,320,272,737.80x = 6,480,409,106.70 × 3,231,881,569.80 - Step 4: Simplify right side
4,320,272,737.80x = 20,943,914,756,707,811,328 - Step 5: Solve for x
x = 20,943,914,756,707,811,328/4,320,272,737.80 - Step 6: Final answer
x = 4,847,822,354.70
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1.5x scale
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.