Finding the Fourth Proportional to 161,639,505, 242,461,358.64 and 53,934,129
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Solution
The fourth proportional to 161,639,505, 242,461,358.64 and 53,934,129 is: 80,901,894.59
Step by Step Solution
- Step 1: Write the proportion equation
161,639,505 : 242,461,358.64 = 53,934,129 : x - Step 2: Convert to fraction form
161,639,505/242,461,358.64 = 53,934,129/x - Step 3: Cross multiply
161,639,505x = 242,461,358.64 × 53,934,129 - Step 4: Simplify right side
161,639,505x = 13,076,942,194,405,024 - Step 5: Solve for x
x = 13,076,942,194,405,024/161,639,505 - Step 6: Final answer
x = 80,901,894.59
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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.