Finding the Fourth Proportional to 589,032,009.40, 883,548,014.10 and 201,292,655.80
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Solution
The fourth proportional to 589,032,009.40, 883,548,014.10 and 201,292,655.80 is: 301,938,983.70
Step by Step Solution
- Step 1: Write the proportion equation
589,032,009.40 : 883,548,014.10 = 201,292,655.80 : x - Step 2: Convert to fraction form
589,032,009.40/883,548,014.10 = 201,292,655.80/x - Step 3: Cross multiply
589,032,009.40x = 883,548,014.10 × 201,292,655.80 - Step 4: Simplify right side
589,032,009.40x = 177,851,726,285,004,864 - Step 5: Solve for x
x = 177,851,726,285,004,864/589,032,009.40 - Step 6: Final answer
x = 301,938,983.70
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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.