Finding the Fourth Proportional to 127,276,276.70, 190,836,280.37 and 49,462,321.91
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Solution
The fourth proportional to 127,276,276.70, 190,836,280.37 and 49,462,321.91 is: 74,163,118.03
Step by Step Solution
- Step 1: Write the proportion equation
127,276,276.70 : 190,836,280.37 = 49,462,321.91 : x - Step 2: Convert to fraction form
127,276,276.70/190,836,280.37 = 49,462,321.91/x - Step 3: Cross multiply
127,276,276.70x = 190,836,280.37 × 49,462,321.91 - Step 4: Simplify right side
127,276,276.70x = 9,439,205,530,937,428 - Step 5: Solve for x
x = 9,439,205,530,937,428/127,276,276.70 - Step 6: Final answer
x = 74,163,118.03
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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.