Finding the Fourth Proportional to 365,386,845.74, 548,181,406.62 and 168,710,438.75
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Solution
The fourth proportional to 365,386,845.74, 548,181,406.62 and 168,710,438.75 is: 253,112,356.68
Step by Step Solution
- Step 1: Write the proportion equation
365,386,845.74 : 548,181,406.62 = 168,710,438.75 : x - Step 2: Convert to fraction form
365,386,845.74/548,181,406.62 = 168,710,438.75/x - Step 3: Cross multiply
365,386,845.74x = 548,181,406.62 × 168,710,438.75 - Step 4: Simplify right side
365,386,845.74x = 92,483,925,622,711,456 - Step 5: Solve for x
x = 92,483,925,622,711,456/365,386,845.74 - Step 6: Final answer
x = 253,112,356.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.