Finding the Fourth Proportional to 64,490,296.14, 96,639,783.89 and 47,367,267.12
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Solution
The fourth proportional to 64,490,296.14, 96,639,783.89 and 47,367,267.12 is: 70,980,639.44
Step by Step Solution
- Step 1: Write the proportion equation
64,490,296.14 : 96,639,783.89 = 47,367,267.12 : x - Step 2: Convert to fraction form
64,490,296.14/96,639,783.89 = 47,367,267.12/x - Step 3: Cross multiply
64,490,296.14x = 96,639,783.89 × 47,367,267.12 - Step 4: Simplify right side
64,490,296.14x = 4,577,562,457,699,866 - Step 5: Solve for x
x = 4,577,562,457,699,866/64,490,296.14 - Step 6: Final answer
x = 70,980,639.44
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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.