Finding the Fourth Proportional to 97,792,095.70, 146,688,143.55 and 97,792,095.70
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Solution
The fourth proportional to 97,792,095.70, 146,688,143.55 and 97,792,095.70 is: 146,688,143.55
Step by Step Solution
- Step 1: Write the proportion equation
97,792,095.70 : 146,688,143.55 = 97,792,095.70 : x - Step 2: Convert to fraction form
97,792,095.70/146,688,143.55 = 97,792,095.70/x - Step 3: Cross multiply
97,792,095.70x = 146,688,143.55 × 97,792,095.70 - Step 4: Simplify right side
97,792,095.70x = 14,344,940,972,096,940 - Step 5: Solve for x
x = 14,344,940,972,096,940/97,792,095.70 - Step 6: Final answer
x = 146,688,143.55
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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.