Finding the Fourth Proportional to 143,151,546.35, 214,711,239.27 and 39,535,481.99
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Solution
The fourth proportional to 143,151,546.35, 214,711,239.27 and 39,535,481.99 is: 59,298,781.95
Step by Step Solution
- Step 1: Write the proportion equation
143,151,546.35 : 214,711,239.27 = 39,535,481.99 : x - Step 2: Convert to fraction form
143,151,546.35/214,711,239.27 = 39,535,481.99/x - Step 3: Cross multiply
143,151,546.35x = 214,711,239.27 × 39,535,481.99 - Step 4: Simplify right side
143,151,546.35x = 8,488,712,333,209,667 - Step 5: Solve for x
x = 8,488,712,333,209,667/143,151,546.35 - Step 6: Final answer
x = 59,298,781.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.