Finding the Fourth Proportional to 144,881,357.97, 199,918,126.89 and 97,940,565.06
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Solution
The fourth proportional to 144,881,357.97, 199,918,126.89 and 97,940,565.06 is: 135,145,712.24
Step by Step Solution
- Step 1: Write the proportion equation
144,881,357.97 : 199,918,126.89 = 97,940,565.06 : x - Step 2: Convert to fraction form
144,881,357.97/199,918,126.89 = 97,940,565.06/x - Step 3: Cross multiply
144,881,357.97x = 199,918,126.89 × 97,940,565.06 - Step 4: Simplify right side
144,881,357.97x = 19,580,094,313,343,380 - Step 5: Solve for x
x = 19,580,094,313,343,380/144,881,357.97 - Step 6: Final answer
x = 135,145,712.24
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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.