Finding the Fourth Proportional to 2,007,863,027.67, 2,770,918,185.18 and 1,115,827,351.95
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Solution
The fourth proportional to 2,007,863,027.67, 2,770,918,185.18 and 1,115,827,351.95 is: 1,539,879,094.56
Step by Step Solution
- Step 1: Write the proportion equation
2,007,863,027.67 : 2,770,918,185.18 = 1,115,827,351.95 : x - Step 2: Convert to fraction form
2,007,863,027.67/2,770,918,185.18 = 1,115,827,351.95/x - Step 3: Cross multiply
2,007,863,027.67x = 2,770,918,185.18 × 1,115,827,351.95 - Step 4: Simplify right side
2,007,863,027.67x = 3,091,866,301,039,499,264 - Step 5: Solve for x
x = 3,091,866,301,039,499,264/2,007,863,027.67 - Step 6: Final answer
x = 1,539,879,094.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.