Finding the Fourth Proportional to 249,986,603.49, 373,459,451.48 and 161,829,945.06
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Solution
The fourth proportional to 249,986,603.49, 373,459,451.48 and 161,829,945.06 is: 241,760,645.06
Step by Step Solution
- Step 1: Write the proportion equation
249,986,603.49 : 373,459,451.48 = 161,829,945.06 : x - Step 2: Convert to fraction form
249,986,603.49/373,459,451.48 = 161,829,945.06/x - Step 3: Cross multiply
249,986,603.49x = 373,459,451.48 × 161,829,945.06 - Step 4: Simplify right side
249,986,603.49x = 60,436,922,515,146,136 - Step 5: Solve for x
x = 60,436,922,515,146,136/249,986,603.49 - Step 6: Final answer
x = 241,760,645.06
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.