Finding the Fourth Proportional to 593,354,476.80, 890,409,628.80 and 347,710,636.80
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Solution
The fourth proportional to 593,354,476.80, 890,409,628.80 and 347,710,636.80 is: 521,787,415.70
Step by Step Solution
- Step 1: Write the proportion equation
593,354,476.80 : 890,409,628.80 = 347,710,636.80 : x - Step 2: Convert to fraction form
593,354,476.80/890,409,628.80 = 347,710,636.80/x - Step 3: Cross multiply
593,354,476.80x = 890,409,628.80 × 347,710,636.80 - Step 4: Simplify right side
593,354,476.80x = 309,604,899,042,899,584 - Step 5: Solve for x
x = 309,604,899,042,899,584/593,354,476.80 - Step 6: Final answer
x = 521,787,415.70
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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.