Finding the Fourth Proportional to 1,599,808,626.30, 2,207,739,145.08 and 894,972,378.24
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Solution
The fourth proportional to 1,599,808,626.30, 2,207,739,145.08 and 894,972,378.24 is: 1,235,063,694.95
Step by Step Solution
- Step 1: Write the proportion equation
1,599,808,626.30 : 2,207,739,145.08 = 894,972,378.24 : x - Step 2: Convert to fraction form
1,599,808,626.30/2,207,739,145.08 = 894,972,378.24/x - Step 3: Cross multiply
1,599,808,626.30x = 2,207,739,145.08 × 894,972,378.24 - Step 4: Simplify right side
1,599,808,626.30x = 1,975,865,553,205,792,000 - Step 5: Solve for x
x = 1,975,865,553,205,792,000/1,599,808,626.30 - Step 6: Final answer
x = 1,235,063,694.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.