Finding the Fourth Proportional to 1,153,829,322.40, 1,730,743,983.60 and 335,968,304.80
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Solution
The fourth proportional to 1,153,829,322.40, 1,730,743,983.60 and 335,968,304.80 is: 503,952,457.20
Step by Step Solution
- Step 1: Write the proportion equation
1,153,829,322.40 : 1,730,743,983.60 = 335,968,304.80 : x - Step 2: Convert to fraction form
1,153,829,322.40/1,730,743,983.60 = 335,968,304.80/x - Step 3: Cross multiply
1,153,829,322.40x = 1,730,743,983.60 × 335,968,304.80 - Step 4: Simplify right side
1,153,829,322.40x = 581,475,122,212,891,008 - Step 5: Solve for x
x = 581,475,122,212,891,008/1,153,829,322.40 - Step 6: Final answer
x = 503,952,457.20
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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.