Finding the Fourth Proportional to 7,914,330,146.39, 11,871,877,027.86 and 2,602,324,698.91
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Solution
The fourth proportional to 7,914,330,146.39, 11,871,877,027.86 and 2,602,324,698.91 is: 3,903,612,591.41
Step by Step Solution
- Step 1: Write the proportion equation
7,914,330,146.39 : 11,871,877,027.86 = 2,602,324,698.91 : x - Step 2: Convert to fraction form
7,914,330,146.39/11,871,877,027.86 = 2,602,324,698.91/x - Step 3: Cross multiply
7,914,330,146.39x = 11,871,877,027.86 × 2,602,324,698.91 - Step 4: Simplify right side
7,914,330,146.39x = 30,894,478,811,992,641,536 - Step 5: Solve for x
x = 30,894,478,811,992,641,536/7,914,330,146.39 - Step 6: Final answer
x = 3,903,612,591.41
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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.