Finding the Fourth Proportional to 522,768,497.80, 784,152,746.70 and 522,768,497.80
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Solution
The fourth proportional to 522,768,497.80, 784,152,746.70 and 522,768,497.80 is: 784,152,746.70
Step by Step Solution
- Step 1: Write the proportion equation
522,768,497.80 : 784,152,746.70 = 522,768,497.80 : x - Step 2: Convert to fraction form
522,768,497.80/784,152,746.70 = 522,768,497.80/x - Step 3: Cross multiply
522,768,497.80x = 784,152,746.70 × 522,768,497.80 - Step 4: Simplify right side
522,768,497.80x = 409,930,353,438,102,912 - Step 5: Solve for x
x = 409,930,353,438,102,912/522,768,497.80 - Step 6: Final answer
x = 784,152,746.70
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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.