Finding the Fourth Proportional to 174,657,625.20, 261,986,437.80 and 59,624,924.40
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Solution
The fourth proportional to 174,657,625.20, 261,986,437.80 and 59,624,924.40 is: 89,437,386.60
Step by Step Solution
- Step 1: Write the proportion equation
174,657,625.20 : 261,986,437.80 = 59,624,924.40 : x - Step 2: Convert to fraction form
174,657,625.20/261,986,437.80 = 59,624,924.40/x - Step 3: Cross multiply
174,657,625.20x = 261,986,437.80 × 59,624,924.40 - Step 4: Simplify right side
174,657,625.20x = 15,620,921,547,650,302 - Step 5: Solve for x
x = 15,620,921,547,650,302/174,657,625.20 - Step 6: Final answer
x = 89,437,386.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.