Finding the Fourth Proportional to 588,709,283.75, 812,382,206.09 and 324,376,484.46
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Solution
The fourth proportional to 588,709,283.75, 812,382,206.09 and 324,376,484.46 is: 447,619,379.07
Step by Step Solution
- Step 1: Write the proportion equation
588,709,283.75 : 812,382,206.09 = 324,376,484.46 : x - Step 2: Convert to fraction form
588,709,283.75/812,382,206.09 = 324,376,484.46/x - Step 3: Cross multiply
588,709,283.75x = 812,382,206.09 × 324,376,484.46 - Step 4: Simplify right side
588,709,283.75x = 263,517,684,047,711,520 - Step 5: Solve for x
x = 263,517,684,047,711,520/588,709,283.75 - Step 6: Final answer
x = 447,619,379.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.