Finding the Fourth Proportional to 274,941,122.40, 412,402,352.40 and 70,471,202.40
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Solution
The fourth proportional to 274,941,122.40, 412,402,352.40 and 70,471,202.40 is: 105,704,411.88
Step by Step Solution
- Step 1: Write the proportion equation
274,941,122.40 : 412,402,352.40 = 70,471,202.40 : x - Step 2: Convert to fraction form
274,941,122.40/412,402,352.40 = 70,471,202.40/x - Step 3: Cross multiply
274,941,122.40x = 412,402,352.40 × 70,471,202.40 - Step 4: Simplify right side
274,941,122.40x = 29,062,489,646,216,528 - Step 5: Solve for x
x = 29,062,489,646,216,528/274,941,122.40 - Step 6: Final answer
x = 105,704,411.88
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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.