Finding the Fourth Proportional to 1,029,024,706.40, 1,543,537,059.60 and 593,668,239.20
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Solution
The fourth proportional to 1,029,024,706.40, 1,543,537,059.60 and 593,668,239.20 is: 890,502,358.80
Step by Step Solution
- Step 1: Write the proportion equation
1,029,024,706.40 : 1,543,537,059.60 = 593,668,239.20 : x - Step 2: Convert to fraction form
1,029,024,706.40/1,543,537,059.60 = 593,668,239.20/x - Step 3: Cross multiply
1,029,024,706.40x = 1,543,537,059.60 × 593,668,239.20 - Step 4: Simplify right side
1,029,024,706.40x = 916,348,928,312,677,504 - Step 5: Solve for x
x = 916,348,928,312,677,504/1,029,024,706.40 - Step 6: Final answer
x = 890,502,358.80
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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.