Finding the Fourth Proportional to 2,690,739,818,845.70, 4,036,120,199,507.70 and 650,971,614,036.65
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Solution
The fourth proportional to 2,690,739,818,845.70, 4,036,120,199,507.70 and 650,971,614,036.65 is: 976,459,954,365.48
Step by Step Solution
- Step 1: Write the proportion equation
2,690,739,818,845.70 : 4,036,120,199,507.70 = 650,971,614,036.65 : x - Step 2: Convert to fraction form
2,690,739,818,845.70/4,036,120,199,507.70 = 650,971,614,036.65/x - Step 3: Cross multiply
2,690,739,818,845.70x = 4,036,120,199,507.70 × 650,971,614,036.65 - Step 4: Simplify right side
2,690,739,818,845.70x = 2,627,399,680,719,453,327,196,160 - Step 5: Solve for x
x = 2,627,399,680,719,453,327,196,160/2,690,739,818,845.70 - Step 6: Final answer
x = 976,459,954,365.48
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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.