Finding the Fourth Proportional to 7,062,085,473.60, 10,593,128,210.40 and 6,286,606,766.40
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Solution
The fourth proportional to 7,062,085,473.60, 10,593,128,210.40 and 6,286,606,766.40 is: 9,429,910,149.60
Step by Step Solution
- Step 1: Write the proportion equation
7,062,085,473.60 : 10,593,128,210.40 = 6,286,606,766.40 : x - Step 2: Convert to fraction form
7,062,085,473.60/10,593,128,210.40 = 6,286,606,766.40/x - Step 3: Cross multiply
7,062,085,473.60x = 10,593,128,210.40 × 6,286,606,766.40 - Step 4: Simplify right side
7,062,085,473.60x = 66,594,831,484,843,360,256 - Step 5: Solve for x
x = 66,594,831,484,843,360,256/7,062,085,473.60 - Step 6: Final answer
x = 9,429,910,149.60
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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.