Finding the Fourth Proportional to 1,072,398,376.08, 1,608,597,649.44 and 345,387,088.08
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Solution
The fourth proportional to 1,072,398,376.08, 1,608,597,649.44 and 345,387,088.08 is: 518,080,659.60
Step by Step Solution
- Step 1: Write the proportion equation
1,072,398,376.08 : 1,608,597,649.44 = 345,387,088.08 : x - Step 2: Convert to fraction form
1,072,398,376.08/1,608,597,649.44 = 345,387,088.08/x - Step 3: Cross multiply
1,072,398,376.08x = 1,608,597,649.44 × 345,387,088.08 - Step 4: Simplify right side
1,072,398,376.08x = 555,588,858,032,414,208 - Step 5: Solve for x
x = 555,588,858,032,414,208/1,072,398,376.08 - Step 6: Final answer
x = 518,080,659.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.