Finding the Fourth Proportional to 2,946,973,445.20, 4,420,460,167.80 and 1,473,340,696.30
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Solution
The fourth proportional to 2,946,973,445.20, 4,420,460,167.80 and 1,473,340,696.30 is: 2,210,011,044.45
Step by Step Solution
- Step 1: Write the proportion equation
2,946,973,445.20 : 4,420,460,167.80 = 1,473,340,696.30 : x - Step 2: Convert to fraction form
2,946,973,445.20/4,420,460,167.80 = 1,473,340,696.30/x - Step 3: Cross multiply
2,946,973,445.20x = 4,420,460,167.80 × 1,473,340,696.30 - Step 4: Simplify right side
2,946,973,445.20x = 6,512,843,861,592,866,816 - Step 5: Solve for x
x = 6,512,843,861,592,866,816/2,946,973,445.20 - Step 6: Final answer
x = 2,210,011,044.45
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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.