Finding the Fourth Proportional to 2,440,692,187.10, 3,661,038,280.65 and 804,830,183.90
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Solution
The fourth proportional to 2,440,692,187.10, 3,661,038,280.65 and 804,830,183.90 is: 1,207,245,275.85
Step by Step Solution
- Step 1: Write the proportion equation
2,440,692,187.10 : 3,661,038,280.65 = 804,830,183.90 : x - Step 2: Convert to fraction form
2,440,692,187.10/3,661,038,280.65 = 804,830,183.90/x - Step 3: Cross multiply
2,440,692,187.10x = 3,661,038,280.65 × 804,830,183.90 - Step 4: Simplify right side
2,440,692,187.10x = 2,946,514,112,680,479,232 - Step 5: Solve for x
x = 2,946,514,112,680,479,232/2,440,692,187.10 - Step 6: Final answer
x = 1,207,245,275.85
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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.