Finding the Fourth Proportional to 2,731,125,650.08, 4,096,342,919.52 and 865,789,325.76
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Solution
The fourth proportional to 2,731,125,650.08, 4,096,342,919.52 and 865,789,325.76 is: 1,298,574,444.67
Step by Step Solution
- Step 1: Write the proportion equation
2,731,125,650.08 : 4,096,342,919.52 = 865,789,325.76 : x - Step 2: Convert to fraction form
2,731,125,650.08/4,096,342,919.52 = 865,789,325.76/x - Step 3: Cross multiply
2,731,125,650.08x = 4,096,342,919.52 × 865,789,325.76 - Step 4: Simplify right side
2,731,125,650.08x = 3,546,569,974,372,970,496 - Step 5: Solve for x
x = 3,546,569,974,372,970,496/2,731,125,650.08 - Step 6: Final answer
x = 1,298,574,444.67
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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.