Finding the Fourth Proportional to 96,480,845.63, 133,143,465.69 and 52,427,739.68
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Solution
The fourth proportional to 96,480,845.63, 133,143,465.69 and 52,427,739.68 is: 72,350,225.72
Step by Step Solution
- Step 1: Write the proportion equation
96,480,845.63 : 133,143,465.69 = 52,427,739.68 : x - Step 2: Convert to fraction form
96,480,845.63/133,143,465.69 = 52,427,739.68/x - Step 3: Cross multiply
96,480,845.63x = 133,143,465.69 × 52,427,739.68 - Step 4: Simplify right side
96,480,845.63x = 6,980,410,959,121,902 - Step 5: Solve for x
x = 6,980,410,959,121,902/96,480,845.63 - Step 6: Final answer
x = 72,350,225.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.