Finding the Fourth Proportional to 148,371,307.96, 204,515,913.42 and 116,958,169.96
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Solution
The fourth proportional to 148,371,307.96, 204,515,913.42 and 116,958,169.96 is: 161,215,852.92
Step by Step Solution
- Step 1: Write the proportion equation
148,371,307.96 : 204,515,913.42 = 116,958,169.96 : x - Step 2: Convert to fraction form
148,371,307.96/204,515,913.42 = 116,958,169.96/x - Step 3: Cross multiply
148,371,307.96x = 204,515,913.42 × 116,958,169.96 - Step 4: Simplify right side
148,371,307.96x = 23,919,806,961,301,000 - Step 5: Solve for x
x = 23,919,806,961,301,000/148,371,307.96 - Step 6: Final answer
x = 161,215,852.92
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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.