Finding the Fourth Proportional to 597,961,107.20, 896,941,660.80 and 597,961,107.20
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Solution
The fourth proportional to 597,961,107.20, 896,941,660.80 and 597,961,107.20 is: 896,941,660.80
Step by Step Solution
- Step 1: Write the proportion equation
597,961,107.20 : 896,941,660.80 = 597,961,107.20 : x - Step 2: Convert to fraction form
597,961,107.20/896,941,660.80 = 597,961,107.20/x - Step 3: Cross multiply
597,961,107.20x = 896,941,660.80 × 597,961,107.20 - Step 4: Simplify right side
597,961,107.20x = 536,336,228,585,774,848 - Step 5: Solve for x
x = 536,336,228,585,774,848/597,961,107.20 - Step 6: Final answer
x = 896,941,660.80
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Double scale
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1.5x scale
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.