Finding the Fourth Proportional to 186,366,958.80, 279,547,813.80 and 84,130,832.40
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Solution
The fourth proportional to 186,366,958.80, 279,547,813.80 and 84,130,832.40 is: 126,195,063.88
Step by Step Solution
- Step 1: Write the proportion equation
186,366,958.80 : 279,547,813.80 = 84,130,832.40 : x - Step 2: Convert to fraction form
186,366,958.80/279,547,813.80 = 84,130,832.40/x - Step 3: Cross multiply
186,366,958.80x = 279,547,813.80 × 84,130,832.40 - Step 4: Simplify right side
186,366,958.80x = 23,518,590,270,594,208 - Step 5: Solve for x
x = 23,518,590,270,594,208/186,366,958.80 - Step 6: Final answer
x = 126,195,063.88
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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.