Finding the Fourth Proportional to 104,913,535.97, 144,806,631.45 and 71,478,344.63
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Solution
The fourth proportional to 104,913,535.97, 144,806,631.45 and 71,478,344.63 is: 98,657,796.74
Step by Step Solution
- Step 1: Write the proportion equation
104,913,535.97 : 144,806,631.45 = 71,478,344.63 : x - Step 2: Convert to fraction form
104,913,535.97/144,806,631.45 = 71,478,344.63/x - Step 3: Cross multiply
104,913,535.97x = 144,806,631.45 × 71,478,344.63 - Step 4: Simplify right side
104,913,535.97x = 10,350,538,307,492,496 - Step 5: Solve for x
x = 10,350,538,307,492,496/104,913,535.97 - Step 6: Final answer
x = 98,657,796.74
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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.