Finding the Fourth Proportional to 608,319,593.12, 912,114,991.91 and 193,617,284.96
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Solution
The fourth proportional to 608,319,593.12, 912,114,991.91 and 193,617,284.96 is: 290,309,946.12
Step by Step Solution
- Step 1: Write the proportion equation
608,319,593.12 : 912,114,991.91 = 193,617,284.96 : x - Step 2: Convert to fraction form
608,319,593.12/912,114,991.91 = 193,617,284.96/x - Step 3: Cross multiply
608,319,593.12x = 912,114,991.91 × 193,617,284.96 - Step 4: Simplify right side
608,319,593.12x = 176,601,228,299,397,920 - Step 5: Solve for x
x = 176,601,228,299,397,920/608,319,593.12 - Step 6: Final answer
x = 290,309,946.12
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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.