Finding the Fourth Proportional to 2,898,731,201.12, 4,354,642,203.08 and 1,719,085,399.18
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Solution
The fourth proportional to 2,898,731,201.12, 4,354,642,203.08 and 1,719,085,399.18 is: 2,582,509,832.94
Step by Step Solution
- Step 1: Write the proportion equation
2,898,731,201.12 : 4,354,642,203.08 = 1,719,085,399.18 : x - Step 2: Convert to fraction form
2,898,731,201.12/4,354,642,203.08 = 1,719,085,399.18/x - Step 3: Cross multiply
2,898,731,201.12x = 4,354,642,203.08 × 1,719,085,399.18 - Step 4: Simplify right side
2,898,731,201.12x = 7,486,001,829,948,374,016 - Step 5: Solve for x
x = 7,486,001,829,948,374,016/2,898,731,201.12 - Step 6: Final answer
x = 2,582,509,832.94
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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.