Finding the Fourth Proportional to 2,040,833,087.96, 2,816,438,848.99 and 1,148,817,373.88
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Solution
The fourth proportional to 2,040,833,087.96, 2,816,438,848.99 and 1,148,817,373.88 is: 1,585,418,181.07
Step by Step Solution
- Step 1: Write the proportion equation
2,040,833,087.96 : 2,816,438,848.99 = 1,148,817,373.88 : x - Step 2: Convert to fraction form
2,040,833,087.96/2,816,438,848.99 = 1,148,817,373.88/x - Step 3: Cross multiply
2,040,833,087.96x = 2,816,438,848.99 × 1,148,817,373.88 - Step 4: Simplify right side
2,040,833,087.96x = 3,235,573,882,173,347,840 - Step 5: Solve for x
x = 3,235,573,882,173,347,840/2,040,833,087.96 - Step 6: Final answer
x = 1,585,418,181.07
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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.