Finding the Fourth Proportional to 309,290,042.00, 464,115,971.64 and 115,335,451.28
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Solution
The fourth proportional to 309,290,042.00, 464,115,971.64 and 115,335,451.28 is: 173,070,638.45
Step by Step Solution
- Step 1: Write the proportion equation
309,290,042.00 : 464,115,971.64 = 115,335,451.28 : x - Step 2: Convert to fraction form
309,290,042.00/464,115,971.64 = 115,335,451.28/x - Step 3: Cross multiply
309,290,042.00x = 464,115,971.64 × 115,335,451.28 - Step 4: Simplify right side
309,290,042.00x = 53,529,025,033,034,504 - Step 5: Solve for x
x = 53,529,025,033,034,504/309,290,042.00 - Step 6: Final answer
x = 173,070,638.45
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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.