Finding the Fourth Proportional to 7,355,843,194.35, 10,156,847,472.51 and 5,922,360,792.75
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Solution
The fourth proportional to 7,355,843,194.35, 10,156,847,472.51 and 5,922,360,792.75 is: 8,177,514,617.95
Step by Step Solution
- Step 1: Write the proportion equation
7,355,843,194.35 : 10,156,847,472.51 = 5,922,360,792.75 : x - Step 2: Convert to fraction form
7,355,843,194.35/10,156,847,472.51 = 5,922,360,792.75/x - Step 3: Cross multiply
7,355,843,194.35x = 10,156,847,472.51 × 5,922,360,792.75 - Step 4: Simplify right side
7,355,843,194.35x = 60,152,515,249,135,157,248 - Step 5: Solve for x
x = 60,152,515,249,135,157,248/7,355,843,194.35 - Step 6: Final answer
x = 8,177,514,617.95
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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.