Finding the Fourth Proportional to 424,737,679,490.64, 586,138,232,865.42 and 229,420,960,475.94
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Solution
The fourth proportional to 424,737,679,490.64, 586,138,232,865.42 and 229,420,960,475.94 is: 316,601,052,482.37
Step by Step Solution
- Step 1: Write the proportion equation
424,737,679,490.64 : 586,138,232,865.42 = 229,420,960,475.94 : x - Step 2: Convert to fraction form
424,737,679,490.64/586,138,232,865.42 = 229,420,960,475.94/x - Step 3: Cross multiply
424,737,679,490.64x = 586,138,232,865.42 × 229,420,960,475.94 - Step 4: Simplify right side
424,737,679,490.64x = 134,472,396,355,654,847,037,440 - Step 5: Solve for x
x = 134,472,396,355,654,847,037,440/424,737,679,490.64 - Step 6: Final answer
x = 316,601,052,482.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.