Finding the Fourth Proportional to 9,657,792,128.70, 14,486,688,193.05 and 6,719,135,975.10
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Solution
The fourth proportional to 9,657,792,128.70, 14,486,688,193.05 and 6,719,135,975.10 is: 10,078,703,962.65
Step by Step Solution
- Step 1: Write the proportion equation
9,657,792,128.70 : 14,486,688,193.05 = 6,719,135,975.10 : x - Step 2: Convert to fraction form
9,657,792,128.70/14,486,688,193.05 = 6,719,135,975.10/x - Step 3: Cross multiply
9,657,792,128.70x = 14,486,688,193.05 × 6,719,135,975.10 - Step 4: Simplify right side
9,657,792,128.70x = 97,338,027,797,978,677,248 - Step 5: Solve for x
x = 97,338,027,797,978,677,248/9,657,792,128.70 - Step 6: Final answer
x = 10,078,703,962.65
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Double scale
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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.