Finding the Fourth Proportional to 122,370,621.28, 183,589,564.75 and 36,109,029.76
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Solution
The fourth proportional to 122,370,621.28, 183,589,564.75 and 36,109,029.76 is: 54,173,468.99
Step by Step Solution
- Step 1: Write the proportion equation
122,370,621.28 : 183,589,564.75 = 36,109,029.76 : x - Step 2: Convert to fraction form
122,370,621.28/183,589,564.75 = 36,109,029.76/x - Step 3: Cross multiply
122,370,621.28x = 183,589,564.75 × 36,109,029.76 - Step 4: Simplify right side
122,370,621.28x = 6,629,241,056,633,951 - Step 5: Solve for x
x = 6,629,241,056,633,951/122,370,621.28 - Step 6: Final answer
x = 54,173,468.99
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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.