Finding the Fourth Proportional to 9,657,792,098.40, 14,486,688,147.60 and 3,115,351,855.20
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Solution
The fourth proportional to 9,657,792,098.40, 14,486,688,147.60 and 3,115,351,855.20 is: 4,673,027,782.80
Step by Step Solution
- Step 1: Write the proportion equation
9,657,792,098.40 : 14,486,688,147.60 = 3,115,351,855.20 : x - Step 2: Convert to fraction form
9,657,792,098.40/14,486,688,147.60 = 3,115,351,855.20/x - Step 3: Cross multiply
9,657,792,098.40x = 14,486,688,147.60 × 3,115,351,855.20 - Step 4: Simplify right side
9,657,792,098.40x = 45,131,130,796,329,508,864 - Step 5: Solve for x
x = 45,131,130,796,329,508,864/9,657,792,098.40 - Step 6: Final answer
x = 4,673,027,782.80
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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.