Finding the Fourth Proportional to 651,750,704.20, 977,626,056.30 and 567,570,449.80
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Solution
The fourth proportional to 651,750,704.20, 977,626,056.30 and 567,570,449.80 is: 851,355,674.70
Step by Step Solution
- Step 1: Write the proportion equation
651,750,704.20 : 977,626,056.30 = 567,570,449.80 : x - Step 2: Convert to fraction form
651,750,704.20/977,626,056.30 = 567,570,449.80/x - Step 3: Cross multiply
651,750,704.20x = 977,626,056.30 × 567,570,449.80 - Step 4: Simplify right side
651,750,704.20x = 554,871,660,510,391,040 - Step 5: Solve for x
x = 554,871,660,510,391,040/651,750,704.20 - Step 6: Final answer
x = 851,355,674.70
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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.