Finding the Fourth Proportional to 176,603,173.14, 243,712,379.56 and 98,305,223.31
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Solution
The fourth proportional to 176,603,173.14, 243,712,379.56 and 98,305,223.31 is: 135,661,208.51
Step by Step Solution
- Step 1: Write the proportion equation
176,603,173.14 : 243,712,379.56 = 98,305,223.31 : x - Step 2: Convert to fraction form
176,603,173.14/243,712,379.56 = 98,305,223.31/x - Step 3: Cross multiply
176,603,173.14x = 243,712,379.56 × 98,305,223.31 - Step 4: Simplify right side
176,603,173.14x = 23,958,199,895,311,256 - Step 5: Solve for x
x = 23,958,199,895,311,256/176,603,173.14 - Step 6: Final answer
x = 135,661,208.51
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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.