Finding the Fourth Proportional to 45,792,204.80, 68,688,307.20 and 32,355,276.80
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Solution
The fourth proportional to 45,792,204.80, 68,688,307.20 and 32,355,276.80 is: 48,532,915.20
Step by Step Solution
- Step 1: Write the proportion equation
45,792,204.80 : 68,688,307.20 = 32,355,276.80 : x - Step 2: Convert to fraction form
45,792,204.80/68,688,307.20 = 32,355,276.80/x - Step 3: Cross multiply
45,792,204.80x = 68,688,307.20 × 32,355,276.80 - Step 4: Simplify right side
45,792,204.80x = 2,222,429,192,379,433 - Step 5: Solve for x
x = 2,222,429,192,379,433/45,792,204.80 - Step 6: Final answer
x = 48,532,915.20
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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.