Finding the Fourth Proportional to 171,499,512.42, 236,670,202.59 and 93,183,265.98
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Solution
The fourth proportional to 171,499,512.42, 236,670,202.59 and 93,183,265.98 is: 128,593,382.72
Step by Step Solution
- Step 1: Write the proportion equation
171,499,512.42 : 236,670,202.59 = 93,183,265.98 : x - Step 2: Convert to fraction form
171,499,512.42/236,670,202.59 = 93,183,265.98/x - Step 3: Cross multiply
171,499,512.42x = 236,670,202.59 × 93,183,265.98 - Step 4: Simplify right side
171,499,512.42x = 22,053,702,437,484,456 - Step 5: Solve for x
x = 22,053,702,437,484,456/171,499,512.42 - Step 6: Final answer
x = 128,593,382.72
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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.