Finding the Fourth Proportional to 144,881,330.20, 199,918,088.69 and 97,940,537.49
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Solution
The fourth proportional to 144,881,330.20, 199,918,088.69 and 97,940,537.49 is: 135,145,674.28
Step by Step Solution
- Step 1: Write the proportion equation
144,881,330.20 : 199,918,088.69 = 97,940,537.49 : x - Step 2: Convert to fraction form
144,881,330.20/199,918,088.69 = 97,940,537.49/x - Step 3: Cross multiply
144,881,330.20x = 199,918,088.69 × 97,940,537.49 - Step 4: Simplify right side
144,881,330.20x = 19,580,085,060,272,088 - Step 5: Solve for x
x = 19,580,085,060,272,088/144,881,330.20 - Step 6: Final answer
x = 135,145,674.28
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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.