Finding the Fourth Proportional to 102,483,700.48, 153,725,427.55 and 33,396,395.09
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Solution
The fourth proportional to 102,483,700.48, 153,725,427.55 and 33,396,395.09 is: 50,094,552.49
Step by Step Solution
- Step 1: Write the proportion equation
102,483,700.48 : 153,725,427.55 = 33,396,395.09 : x - Step 2: Convert to fraction form
102,483,700.48/153,725,427.55 = 33,396,395.09/x - Step 3: Cross multiply
102,483,700.48x = 153,725,427.55 × 33,396,395.09 - Step 4: Simplify right side
102,483,700.48x = 5,133,875,113,112,090 - Step 5: Solve for x
x = 5,133,875,113,112,090/102,483,700.48 - Step 6: Final answer
x = 50,094,552.49
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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.