Finding the Fourth Proportional to 3,201,365,510.40, 4,802,048,265.60 and 2,657,169,926.40
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Solution
The fourth proportional to 3,201,365,510.40, 4,802,048,265.60 and 2,657,169,926.40 is: 3,985,754,889.60
Step by Step Solution
- Step 1: Write the proportion equation
3,201,365,510.40 : 4,802,048,265.60 = 2,657,169,926.40 : x - Step 2: Convert to fraction form
3,201,365,510.40/4,802,048,265.60 = 2,657,169,926.40/x - Step 3: Cross multiply
3,201,365,510.40x = 4,802,048,265.60 × 2,657,169,926.40 - Step 4: Simplify right side
3,201,365,510.40x = 12,759,858,236,473,602,048 - Step 5: Solve for x
x = 12,759,858,236,473,602,048/3,201,365,510.40 - Step 6: Final answer
x = 3,985,754,889.60
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1.5x scale
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.