Finding the Fourth Proportional to 93,197,560.23, 128,612,774.84 and 51,943,566.87
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Solution
The fourth proportional to 93,197,560.23, 128,612,774.84 and 51,943,566.87 is: 71,682,201.27
Step by Step Solution
- Step 1: Write the proportion equation
93,197,560.23 : 128,612,774.84 = 51,943,566.87 : x - Step 2: Convert to fraction form
93,197,560.23/128,612,774.84 = 51,943,566.87/x - Step 3: Cross multiply
93,197,560.23x = 128,612,774.84 × 51,943,566.87 - Step 4: Simplify right side
93,197,560.23x = 6,680,606,269,978,075 - Step 5: Solve for x
x = 6,680,606,269,978,075/93,197,560.23 - Step 6: Final answer
x = 71,682,201.27
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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.