Finding the Fourth Proportional to 1,344,812,097.80, 2,017,218,146.70 and 526,652,481.80
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Solution
The fourth proportional to 1,344,812,097.80, 2,017,218,146.70 and 526,652,481.80 is: 789,978,722.70
Step by Step Solution
- Step 1: Write the proportion equation
1,344,812,097.80 : 2,017,218,146.70 = 526,652,481.80 : x - Step 2: Convert to fraction form
1,344,812,097.80/2,017,218,146.70 = 526,652,481.80/x - Step 3: Cross multiply
1,344,812,097.80x = 2,017,218,146.70 × 526,652,481.80 - Step 4: Simplify right side
1,344,812,097.80x = 1,062,372,943,291,551,488 - Step 5: Solve for x
x = 1,062,372,943,291,551,488/1,344,812,097.80 - Step 6: Final answer
x = 789,978,722.70
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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.