Finding the Fourth Proportional to 165,947,491.80, 248,921,237.70 and 62,316,496.80
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Solution
The fourth proportional to 165,947,491.80, 248,921,237.70 and 62,316,496.80 is: 93,474,745.20
Step by Step Solution
- Step 1: Write the proportion equation
165,947,491.80 : 248,921,237.70 = 62,316,496.80 : x - Step 2: Convert to fraction form
165,947,491.80/248,921,237.70 = 62,316,496.80/x - Step 3: Cross multiply
165,947,491.80x = 248,921,237.70 × 62,316,496.80 - Step 4: Simplify right side
165,947,491.80x = 15,511,899,512,584,088 - Step 5: Solve for x
x = 15,511,899,512,584,088/165,947,491.80 - Step 6: Final answer
x = 93,474,745.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.