Finding the Fourth Proportional to 735,220,820.40, 1,102,831,230.60 and 730,118,986.80
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Solution
The fourth proportional to 735,220,820.40, 1,102,831,230.60 and 730,118,986.80 is: 1,095,178,480.20
Step by Step Solution
- Step 1: Write the proportion equation
735,220,820.40 : 1,102,831,230.60 = 730,118,986.80 : x - Step 2: Convert to fraction form
735,220,820.40/1,102,831,230.60 = 730,118,986.80/x - Step 3: Cross multiply
735,220,820.40x = 1,102,831,230.60 × 730,118,986.80 - Step 4: Simplify right side
735,220,820.40x = 805,198,020,697,069,056 - Step 5: Solve for x
x = 805,198,020,697,069,056/735,220,820.40 - Step 6: Final answer
x = 1,095,178,480.20
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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.