Finding the Fourth Proportional to 180,832,619.57, 271,248,929.36 and 53,181,803.57
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Solution
The fourth proportional to 180,832,619.57, 271,248,929.36 and 53,181,803.57 is: 79,772,705.36
Step by Step Solution
- Step 1: Write the proportion equation
180,832,619.57 : 271,248,929.36 = 53,181,803.57 : x - Step 2: Convert to fraction form
180,832,619.57/271,248,929.36 = 53,181,803.57/x - Step 3: Cross multiply
180,832,619.57x = 271,248,929.36 × 53,181,803.57 - Step 4: Simplify right side
180,832,619.57x = 14,425,507,279,796,326 - Step 5: Solve for x
x = 14,425,507,279,796,326/180,832,619.57 - Step 6: Final answer
x = 79,772,705.36
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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.