Finding the Fourth Proportional to 144,881,358.97, 199,918,128.27 and 97,940,566.06
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Solution
The fourth proportional to 144,881,358.97, 199,918,128.27 and 97,940,566.06 is: 135,145,713.62
Step by Step Solution
- Step 1: Write the proportion equation
144,881,358.97 : 199,918,128.27 = 97,940,566.06 : x - Step 2: Convert to fraction form
144,881,358.97/199,918,128.27 = 97,940,566.06/x - Step 3: Cross multiply
144,881,358.97x = 199,918,128.27 × 97,940,566.06 - Step 4: Simplify right side
144,881,358.97x = 19,580,094,648,419,492 - Step 5: Solve for x
x = 19,580,094,648,419,492/144,881,358.97 - Step 6: Final answer
x = 135,145,713.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.