Finding the Fourth Proportional to 2,440,692,195.60, 3,661,038,293.40 and 804,830,192.40
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Solution
The fourth proportional to 2,440,692,195.60, 3,661,038,293.40 and 804,830,192.40 is: 1,207,245,288.60
Step by Step Solution
- Step 1: Write the proportion equation
2,440,692,195.60 : 3,661,038,293.40 = 804,830,192.40 : x - Step 2: Convert to fraction form
2,440,692,195.60/3,661,038,293.40 = 804,830,192.40/x - Step 3: Cross multiply
2,440,692,195.60x = 3,661,038,293.40 × 804,830,192.40 - Step 4: Simplify right side
2,440,692,195.60x = 2,946,514,154,060,889,600 - Step 5: Solve for x
x = 2,946,514,154,060,889,600/2,440,692,195.60 - Step 6: Final answer
x = 1,207,245,288.60
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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.