Finding the Fourth Proportional to 2,294,839,501.80, 3,442,259,252.70 and 742,287,764.40
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Solution
The fourth proportional to 2,294,839,501.80, 3,442,259,252.70 and 742,287,764.40 is: 1,113,431,646.60
Step by Step Solution
- Step 1: Write the proportion equation
2,294,839,501.80 : 3,442,259,252.70 = 742,287,764.40 : x - Step 2: Convert to fraction form
2,294,839,501.80/3,442,259,252.70 = 742,287,764.40/x - Step 3: Cross multiply
2,294,839,501.80x = 3,442,259,252.70 × 742,287,764.40 - Step 4: Simplify right side
2,294,839,501.80x = 2,555,146,925,171,897,344 - Step 5: Solve for x
x = 2,555,146,925,171,897,344/2,294,839,501.80 - Step 6: Final answer
x = 1,113,431,646.60
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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.