Finding the Fourth Proportional to 625,192,068.54, 937,930,947.93 and 216,247,873.98
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Solution
The fourth proportional to 625,192,068.54, 937,930,947.93 and 216,247,873.98 is: 324,421,219.71
Step by Step Solution
- Step 1: Write the proportion equation
625,192,068.54 : 937,930,947.93 = 216,247,873.98 : x - Step 2: Convert to fraction form
625,192,068.54/937,930,947.93 = 216,247,873.98/x - Step 3: Cross multiply
625,192,068.54x = 937,930,947.93 × 216,247,873.98 - Step 4: Simplify right side
625,192,068.54x = 202,825,573,429,908,576 - Step 5: Solve for x
x = 202,825,573,429,908,576/625,192,068.54 - Step 6: Final answer
x = 324,421,219.71
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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.