Finding the Fourth Proportional to 958,725,505.99, 1,323,954,946.29 and 906,494,737.17
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Solution
The fourth proportional to 958,725,505.99, 1,323,954,946.29 and 906,494,737.17 is: 1,251,826,704.90
Step by Step Solution
- Step 1: Write the proportion equation
958,725,505.99 : 1,323,954,946.29 = 906,494,737.17 : x - Step 2: Convert to fraction form
958,725,505.99/1,323,954,946.29 = 906,494,737.17/x - Step 3: Cross multiply
958,725,505.99x = 1,323,954,946.29 × 906,494,737.17 - Step 4: Simplify right side
958,725,505.99x = 1,200,158,191,062,074,880 - Step 5: Solve for x
x = 1,200,158,191,062,074,880/958,725,505.99 - Step 6: Final answer
x = 1,251,826,704.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.