Finding the Fourth Proportional to 9,657,792,088.05, 14,486,688,132.08 and 7,208,911,960.05
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Solution
The fourth proportional to 9,657,792,088.05, 14,486,688,132.08 and 7,208,911,960.05 is: 10,813,367,940.08
Step by Step Solution
- Step 1: Write the proportion equation
9,657,792,088.05 : 14,486,688,132.08 = 7,208,911,960.05 : x - Step 2: Convert to fraction form
9,657,792,088.05/14,486,688,132.08 = 7,208,911,960.05/x - Step 3: Cross multiply
9,657,792,088.05x = 14,486,688,132.08 × 7,208,911,960.05 - Step 4: Simplify right side
9,657,792,088.05x = 104,433,259,336,829,861,888 - Step 5: Solve for x
x = 104,433,259,336,829,861,888/9,657,792,088.05 - Step 6: Final answer
x = 10,813,367,940.08
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Double scale
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Similar ratio
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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.