Finding the Fourth Proportional to 118,111,231.70, 177,166,847.55 and 110,552,959.70
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Solution
The fourth proportional to 118,111,231.70, 177,166,847.55 and 110,552,959.70 is: 165,829,439.55
Step by Step Solution
- Step 1: Write the proportion equation
118,111,231.70 : 177,166,847.55 = 110,552,959.70 : x - Step 2: Convert to fraction form
118,111,231.70/177,166,847.55 = 110,552,959.70/x - Step 3: Cross multiply
118,111,231.70x = 177,166,847.55 × 110,552,959.70 - Step 4: Simplify right side
118,111,231.70x = 19,586,319,357,371,196 - Step 5: Solve for x
x = 19,586,319,357,371,196/118,111,231.70 - Step 6: Final answer
x = 165,829,439.55
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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.