Finding the Fourth Proportional to 546,907,991.08, 754,732,971.68 and 296,012,338.96
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Solution
The fourth proportional to 546,907,991.08, 754,732,971.68 and 296,012,338.96 is: 408,496,997.45
Step by Step Solution
- Step 1: Write the proportion equation
546,907,991.08 : 754,732,971.68 = 296,012,338.96 : x - Step 2: Convert to fraction form
546,907,991.08/754,732,971.68 = 296,012,338.96/x - Step 3: Cross multiply
546,907,991.08x = 754,732,971.68 × 296,012,338.96 - Step 4: Simplify right side
546,907,991.08x = 223,410,272,237,228,224 - Step 5: Solve for x
x = 223,410,272,237,228,224/546,907,991.08 - Step 6: Final answer
x = 408,496,997.45
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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.