Finding the Fourth Proportional to 144,881,350.14, 199,918,116.36 and 97,940,557.56
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Solution
The fourth proportional to 144,881,350.14, 199,918,116.36 and 97,940,557.56 is: 135,145,702.08
Step by Step Solution
- Step 1: Write the proportion equation
144,881,350.14 : 199,918,116.36 = 97,940,557.56 : x - Step 2: Convert to fraction form
144,881,350.14/199,918,116.36 = 97,940,557.56/x - Step 3: Cross multiply
144,881,350.14x = 199,918,116.36 × 97,940,557.56 - Step 4: Simplify right side
144,881,350.14x = 19,580,091,782,643,360 - Step 5: Solve for x
x = 19,580,091,782,643,360/144,881,350.14 - Step 6: Final answer
x = 135,145,702.08
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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.