Finding the Fourth Proportional to 340,719,677.87, 470,192,226.10 and 190,012,497.32
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Solution
The fourth proportional to 340,719,677.87, 470,192,226.10 and 190,012,497.32 is: 262,216,728.02
Step by Step Solution
- Step 1: Write the proportion equation
340,719,677.87 : 470,192,226.10 = 190,012,497.32 : x - Step 2: Convert to fraction form
340,719,677.87/470,192,226.10 = 190,012,497.32/x - Step 3: Cross multiply
340,719,677.87x = 470,192,226.10 × 190,012,497.32 - Step 4: Simplify right side
340,719,677.87x = 89,342,399,101,711,088 - Step 5: Solve for x
x = 89,342,399,101,711,088/340,719,677.87 - Step 6: Final answer
x = 262,216,728.02
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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.